277 lines
14 KiB
JSON
277 lines
14 KiB
JSON
{
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"dataType": "CVE_RECORD",
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"dataVersion": "5.1",
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"cveMetadata": {
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"cveId": "CVE-2024-21603",
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"assignerOrgId": "8cbe9d5a-a066-4c94-8978-4b15efeae968",
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"state": "PUBLISHED",
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"assignerShortName": "juniper",
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"dateReserved": "2023-12-27T19:38:25.707Z",
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"datePublished": "2024-01-12T00:54:22.697Z",
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"dateUpdated": "2025-06-17T21:09:19.638Z"
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},
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"containers": {
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"cna": {
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"affected": [
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{
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"defaultStatus": "unaffected",
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"platforms": [
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"MX Series"
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],
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"product": "Junos OS",
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"vendor": "Juniper Networks",
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"versions": [
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{
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"lessThan": "20.4R3-S9",
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"status": "affected",
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"version": "0",
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"versionType": "semver"
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},
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{
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"lessThan": "21.2R3-S6",
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"status": "affected",
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"version": "21.2",
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"versionType": "semver"
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},
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{
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"lessThan": "21.3R3-S5",
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"status": "affected",
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"version": "21.3",
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"versionType": "semver"
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},
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{
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"lessThan": "21.4R3",
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"status": "affected",
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"version": "21.4",
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"versionType": "semver"
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},
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{
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"lessThan": "22.1R3",
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"status": "affected",
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"version": "22.1",
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"versionType": "semver"
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},
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{
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"lessThan": "22.2R2",
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"status": "affected",
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"version": "22.2",
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"versionType": "semver"
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},
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{
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"lessThan": "22.3R2",
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"status": "affected",
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"version": "22.3",
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"versionType": "semver"
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}
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]
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}
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],
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"configurations": [
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{
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"lang": "en",
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"supportingMedia": [
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{
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"base64": false,
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"type": "text/html",
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"value": "<p>To be exposed to this issue a scaled SCU/DCU configuration with more than 10 classes needs to be present on the device:</p><code> [ policy-options policy-statement <policy name> term <term name> then source-class/destination-class <scu/dcu-class name1> ]</code><br/><code> ...</code><br/><code> [ policy-options policy-statement <policy name> term <term name> then source-class/destination-class <scu/dcu-class name11> ]</code><br/><code> [ interface <interface> unit <unit#> family <family> accounting source-class-usage/destination-class-usage input/output ]</code><br/>"
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}
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],
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"value": "To be exposed to this issue a scaled SCU/DCU configuration with more than 10 classes needs to be present on the device:\n\n [ policy-options policy-statement <policy name> term <term name> then source-class/destination-class <scu/dcu-class name1> ]\n ...\n [ policy-options policy-statement <policy name> term <term name> then source-class/destination-class <scu/dcu-class name11> ]\n [ interface <interface> unit <unit#> family <family> accounting source-class-usage/destination-class-usage input/output ]\n"
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}
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],
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"datePublic": "2024-01-10T17:00:00.000Z",
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"descriptions": [
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{
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"lang": "en",
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"supportingMedia": [
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{
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"base64": false,
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"type": "text/html",
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"value": "\n\n<p>An Improper Check for Unusual or Exceptional Conditions vulnerability in the kernel of Juniper Network Junos OS on MX Series allows a network based attacker with low privileges to cause a denial of service.</p><p>If a scaled configuration for Source class usage (SCU) / destination class usage (DCU) (more than 10 route classes) is present and the SCU/DCU statistics are gathered by executing specific SNMP requests or CLI commands, a 'vmcore' for the RE kernel will be seen which leads to a device restart. Continued exploitation of this issue will lead to a sustained DoS.</p><p>This issue only affects MX Series devices with MPC10, MPC11 or LC9600, and MX304. No other MX Series devices are affected.</p><p>This issue affects Juniper Networks Junos OS:</p><p></p><ul><li>All versions earlier than 20.4R3-S9;</li><li>21.2 versions earlier than 21.2R3-S6;</li><li>21.3 versions earlier than 21.3R3-S5;</li><li>21.4 versions earlier than 21.4R3;</li><li>22.1 versions earlier than 22.1R3;</li><li>22.2 versions earlier than 22.2R2;</li><li>22.3 versions earlier than 22.3R2.</li></ul><p></p>\n\n"
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}
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],
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"value": "\nAn Improper Check for Unusual or Exceptional Conditions vulnerability in the kernel of Juniper Network Junos OS on MX Series allows a network based attacker with low privileges to cause a denial of service.\n\nIf a scaled configuration for Source class usage (SCU) / destination class usage (DCU) (more than 10 route classes) is present and the SCU/DCU statistics are gathered by executing specific SNMP requests or CLI commands, a 'vmcore' for the RE kernel will be seen which leads to a device restart. Continued exploitation of this issue will lead to a sustained DoS.\n\nThis issue only affects MX Series devices with MPC10, MPC11 or LC9600, and MX304. No other MX Series devices are affected.\n\nThis issue affects Juniper Networks Junos OS:\n\n\n\n * All versions earlier than 20.4R3-S9;\n * 21.2 versions earlier than 21.2R3-S6;\n * 21.3 versions earlier than 21.3R3-S5;\n * 21.4 versions earlier than 21.4R3;\n * 22.1 versions earlier than 22.1R3;\n * 22.2 versions earlier than 22.2R2;\n * 22.3 versions earlier than 22.3R2.\n\n\n\n\n\n\n"
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}
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],
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"exploits": [
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{
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"lang": "en",
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"supportingMedia": [
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{
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"base64": false,
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"type": "text/html",
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"value": "<p>Juniper SIRT is not aware of any malicious exploitation of this vulnerability.</p>"
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}
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],
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"value": "Juniper SIRT is not aware of any malicious exploitation of this vulnerability.\n\n"
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}
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],
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"metrics": [
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{
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"cvssV3_1": {
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"attackComplexity": "LOW",
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"attackVector": "NETWORK",
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"availabilityImpact": "HIGH",
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"baseScore": 6.5,
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"baseSeverity": "MEDIUM",
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"confidentialityImpact": "NONE",
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"integrityImpact": "NONE",
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"privilegesRequired": "LOW",
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"scope": "UNCHANGED",
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"userInteraction": "NONE",
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"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
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"version": "3.1"
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},
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"format": "CVSS",
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"scenarios": [
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{
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"lang": "en",
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"value": "GENERAL"
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}
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]
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}
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],
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"problemTypes": [
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{
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"descriptions": [
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{
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"cweId": "CWE-754",
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"description": "CWE-754 Improper Check for Unusual or Exceptional Conditions",
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"lang": "en",
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"type": "CWE"
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}
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]
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},
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{
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"descriptions": [
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{
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"description": "Denial of Service (DoS)",
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"lang": "en"
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}
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]
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}
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],
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"providerMetadata": {
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"orgId": "8cbe9d5a-a066-4c94-8978-4b15efeae968",
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"shortName": "juniper",
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"dateUpdated": "2024-01-12T00:54:22.697Z"
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},
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"references": [
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{
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"tags": [
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"vendor-advisory"
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],
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"url": "https://supportportal.juniper.net/JSA75744"
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},
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{
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"tags": [
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"technical-description"
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],
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"url": "https://www.first.org/cvss/calculator/4.0#CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L"
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}
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],
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"solutions": [
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{
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"lang": "en",
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"supportingMedia": [
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{
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"base64": false,
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"type": "text/html",
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"value": "<p>The following software releases have been updated to resolve this specific issue: Junos OS 20.4R3-S9, 21.2R3-S6, 21.3R3-S5, 21.4R3, 22.1R3, 22.2R2, 22.3R2, 22.4R1, and all subsequent releases.</p>"
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}
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],
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"value": "The following software releases have been updated to resolve this specific issue: Junos OS 20.4R3-S9, 21.2R3-S6, 21.3R3-S5, 21.4R3, 22.1R3, 22.2R2, 22.3R2, 22.4R1, and all subsequent releases.\n\n"
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}
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],
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"source": {
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"advisory": "JSA75744",
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"defect": [
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"1670797"
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],
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"discovery": "USER"
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},
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"timeline": [
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{
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"lang": "en",
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"time": "2024-01-10T17:00:00.000Z",
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"value": "Initial Publication"
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}
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],
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"title": "Junos OS: MX Series: Gathering statistics in a scaled SCU/DCU configuration will lead to a device crash",
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"workarounds": [
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{
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"lang": "en",
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"supportingMedia": [
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{
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"base64": false,
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"type": "text/html",
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"value": "<p>There are no known workarounds for this issue.</p>"
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}
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],
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"value": "There are no known workarounds for this issue.\n\n"
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}
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],
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"x_generator": {
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"engine": "Vulnogram 0.1.0-av217"
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}
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},
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"adp": [
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{
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"providerMetadata": {
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"orgId": "af854a3a-2127-422b-91ae-364da2661108",
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"shortName": "CVE",
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"dateUpdated": "2024-08-01T22:27:35.683Z"
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},
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"title": "CVE Program Container",
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"references": [
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{
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"tags": [
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"vendor-advisory",
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"x_transferred"
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],
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"url": "https://supportportal.juniper.net/JSA75744"
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},
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{
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"tags": [
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"technical-description",
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],
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"url": "https://www.first.org/cvss/calculator/4.0#CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L"
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},
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{
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"metrics": [
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{
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"other": {
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"type": "ssvc",
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"content": {
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"id": "CVE-2024-21603",
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"role": "CISA Coordinator",
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"options": [
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{
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"Exploitation": "none"
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},
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{
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"Automatable": "yes"
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},
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{
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"Technical Impact": "partial"
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}
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],
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"version": "2.0.3",
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"timestamp": "2024-01-12T15:45:49.593327Z"
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}
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}
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}
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],
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"title": "CISA ADP Vulnrichment",
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"providerMetadata": {
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"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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"shortName": "CISA-ADP",
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"dateUpdated": "2025-06-17T21:09:19.638Z"
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}
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}
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]
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}
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} |