270 lines
13 KiB
JSON
270 lines
13 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-2023-44193",
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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": "2023-09-26T19:30:27.955Z",
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"datePublished": "2023-10-12T23:04:00.332Z",
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"dateUpdated": "2024-09-17T16:10:44.571Z"
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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-S7",
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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": "21.1R3-S5",
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"status": "affected",
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"version": "21.1",
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"versionType": "semver"
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},
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{
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"lessThan": "21.2R3-S4",
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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-S4",
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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-S3",
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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-S1",
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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-S1, 22.2R3",
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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": "22.3R1-S2, 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": "\n\n<p>For this issue to occur, following minimal configuration is required.</p><code>[ ldp interface <interface1> ]</code><br><code>[ interfaces <interface1> flexible-vlan-tagging ]</code><br><code>[ interfaces <interface1> encapsulation vlan-vpls ]</code><br><code>[ protocols oam ethernet connectivity-fault-management maintenance-domain <md-name> interface <interface2> ]</code><br><code>[ routing-instances <md-name> instance-type vpls ]</code><br><code>[ routing-instances <md-name> interface <interface1> ]</code>\n\n"
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}
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],
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"value": "\nFor this issue to occur, following minimal configuration is required.\n\n[ ldp interface <interface1> ]\n[ interfaces <interface1> flexible-vlan-tagging ]\n[ interfaces <interface1> encapsulation vlan-vpls ]\n[ protocols oam ethernet connectivity-fault-management maintenance-domain <md-name> interface <interface2> ]\n[ routing-instances <md-name> instance-type vpls ]\n[ routing-instances <md-name> interface <interface1> ]\n\n"
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}
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],
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"datePublic": "2023-10-11T16:00:00.000Z",
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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 Release of Memory Before Removing Last Reference vulnerability in Packet Forwarding Engine (PFE) of Juniper Networks Junos OS allows a local, low privileged attacker to cause an FPC crash, leading to Denial of Service (DoS).</p><p>On all Junos MX Series with MPC1 - MPC9, LC480, LC2101, MX10003, and MX80, when Connectivity-Fault-Management (CFM) is enabled in a VPLS scenario, and a specific LDP related command is run, an FPC will crash and reboot. Continued execution of this specific LDP command can lead to sustained Denial of Service condition.</p><p>This issue affects:</p><p>Juniper Networks Junos OS on MX Series:</p><p></p><ul><li>All versions prior to 20.4R3-S7;</li><li>21.1 versions prior to 21.1R3-S5;</li><li>21.2 versions prior to 21.2R3-S4;</li><li>21.3 versions prior to 21.3R3-S4;</li><li>21.4 versions prior to 21.4R3-S3;</li><li>22.1 versions prior to 22.1R3-S1;</li><li>22.2 versions prior to 22.2R2-S1, 22.2R3;</li><li>22.3 versions prior to 22.3R1-S2, 22.3R2.</li></ul><p></p>\n\n"
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}
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],
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"value": "\nAn Improper Release of Memory Before Removing Last Reference vulnerability in Packet Forwarding Engine (PFE) of Juniper Networks Junos OS allows a local, low privileged attacker to cause an FPC crash, leading to Denial of Service (DoS).\n\nOn all Junos MX Series with MPC1 - MPC9, LC480, LC2101, MX10003, and MX80, when Connectivity-Fault-Management (CFM) is enabled in a VPLS scenario, and a specific LDP related command is run, an FPC will crash and reboot. Continued execution of this specific LDP command can lead to sustained Denial of Service condition.\n\nThis issue affects:\n\nJuniper Networks Junos OS on MX Series:\n\n\n\n * All versions prior to 20.4R3-S7;\n * 21.1 versions prior to 21.1R3-S5;\n * 21.2 versions prior to 21.2R3-S4;\n * 21.3 versions prior to 21.3R3-S4;\n * 21.4 versions prior to 21.4R3-S3;\n * 22.1 versions prior to 22.1R3-S1;\n * 22.2 versions prior to 22.2R2-S1, 22.2R3;\n * 22.3 versions prior to 22.3R1-S2, 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": "LOCAL",
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"availabilityImpact": "HIGH",
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"baseScore": 5.5,
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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:L/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-401",
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"description": "CWE-401 Improper Release of Memory Before Removing Last Reference",
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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": "2023-10-12T23:04:00.332Z"
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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/JSA73157"
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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-S7, 21.1R3-S5, 21.2R3-S4, 21.3R3-S4, 21.4R3-S3, 22.1R3-S1, 22.2R2-S1, 22.2R3, 22.3R1-S2, 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-S7, 21.1R3-S5, 21.2R3-S4, 21.3R3-S4, 21.4R3-S3, 22.1R3-S1, 22.2R2-S1, 22.2R3, 22.3R1-S2, 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": "JSA73157",
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"defect": [
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"1668419"
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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": "2023-10-11T16:00:00.000Z",
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"value": "Initial Publication"
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}
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],
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"title": "Junos OS: MX Series: An FPC crash is observed when CFM is enabled in a VPLS scenario and a specific LDP related command is run",
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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>This issue can be avoided by disabling CFM MIP functionality.</p> <tt>[ protocols oam ethernet connectivity-fault-management maintenance-domain mip-half-function none ]</tt>"
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}
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],
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"value": "This issue can be avoided by disabling CFM MIP functionality.\n\n [ protocols oam ethernet connectivity-fault-management maintenance-domain mip-half-function none ]"
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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": "2024-08-02T19:59:51.669Z"
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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/JSA73157"
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}
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]
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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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"timestamp": "2024-09-17T15:53:55.982862Z",
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"id": "CVE-2023-44193",
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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": "no"
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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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"role": "CISA Coordinator",
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"version": "2.0.3"
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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": "2024-09-17T16:10:44.571Z"
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}
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}
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]
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}
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} |