319 lines
15 KiB
JSON
319 lines
15 KiB
JSON
{
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"containers": {
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"cna": {
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"affected": [
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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": "19.4R3-S1",
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"status": "affected",
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"version": "19.4",
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"versionType": "custom"
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},
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{
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"lessThan": "20.1R2-S1, 20.1R3",
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"status": "affected",
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"version": "20.1",
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"versionType": "custom"
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},
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{
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"lessThan": "20.2R3",
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"status": "affected",
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"version": "20.2",
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"versionType": "custom"
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},
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{
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"lessThan": "20.3R2",
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"status": "affected",
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"version": "20.3",
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"versionType": "custom"
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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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"value": "This issue requires active-lease query with none or greater optional settings to be configured in one or more hierarchy locations.\n\n active-leasequery {\n idle-timeout \"seconds\"; (optional)\n peer-address \"address\"; (optional)\n timeout \"seconds\"; (optional)\n topology-discover; (optional)\n }\n\nwith\n\n [forwarding-options dhcp-relay],\n [forwarding-options dhcp-relay dhcpv6],\n [logical-systems logical-system-name ...],\n [logical-systems logical-system-name routing-instances routing-instance-name ...],\n [routing-instances routing-instance-name ...]"
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}
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],
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"datePublic": "2021-04-14T00:00:00.000Z",
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"descriptions": [
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{
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"lang": "en",
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"value": "An Improper Input Validation vulnerability in the active-lease query portion in JDHCPD's DHCP Relay Agent of Juniper Networks Junos OS allows an attacker to cause a Denial of Service (DoS) by sending a crafted DHCP packet to the device thereby crashing the jdhcpd DHCP service. This is typically configured for Broadband Subscriber Sessions. Continued receipt and processing of this crafted packet will create a sustained Denial of Service (DoS) condition. This issue affects Juniper Networks Junos OS: 19.4 versions prior to 19.4R3-S1; 20.1 versions prior to 20.1R2-S1, 20.1R3; 20.2 versions prior to 20.2R3; 20.3 versions prior to 20.3R2. This issue does not affect Junos OS Evolved."
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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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"value": "Juniper SIRT is not aware of any malicious exploitation of this vulnerability."
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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": "ADJACENT_NETWORK",
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"availabilityImpact": "HIGH",
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"baseScore": 7.4,
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"baseSeverity": "HIGH",
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"confidentialityImpact": "NONE",
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"integrityImpact": "NONE",
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"privilegesRequired": "NONE",
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"scope": "CHANGED",
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"userInteraction": "NONE",
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"vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H",
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"version": "3.1"
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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-20",
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"description": "CWE-20 Improper Input Validation",
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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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"type": "text"
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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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"dateUpdated": "2021-04-22T19:37:24.000Z",
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"orgId": "8cbe9d5a-a066-4c94-8978-4b15efeae968",
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"shortName": "juniper"
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},
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"references": [
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{
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"tags": [
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"x_refsource_MISC"
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],
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"url": "https://kb.juniper.net/JSA11158"
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},
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{
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"tags": [
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"x_refsource_MISC"
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],
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"url": "https://www.juniper.net/documentation/us/en/software/junos/subscriber-mgmt-sessions/topics/ref/statement/active-leasequery-edit-forwarding-options.html"
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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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"value": "The following software releases have been updated to resolve this specific issue: \nJunos OS: 19.4R3-S1, 20.1R2-S1, 20.1R3, 20.2R3, 20.3R2, 20.4R1, and all subsequent releases."
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}
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],
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"source": {
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"advisory": "JSA11158",
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"defect": [
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"1534814"
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],
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"discovery": "USER"
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},
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"title": "Junos OS: Receipt of a crafted DHCP packet will cause the jdhcpd DHCP service to core.",
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"workarounds": [
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{
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"lang": "en",
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"value": "There are no viable workarounds for this issue."
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}
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],
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"x_generator": {
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"engine": "Vulnogram 0.0.9"
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},
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"x_legacyV4Record": {
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"CVE_data_meta": {
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"ASSIGNER": "sirt@juniper.net",
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"DATE_PUBLIC": "2021-04-14T16:00:00.000Z",
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"ID": "CVE-2021-0267",
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"STATE": "PUBLIC",
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"TITLE": "Junos OS: Receipt of a crafted DHCP packet will cause the jdhcpd DHCP service to core."
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},
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"affects": {
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"vendor": {
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"vendor_data": [
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{
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"product": {
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"product_data": [
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{
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"product_name": "Junos OS",
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"version": {
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"version_data": [
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{
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"version_affected": "<",
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"version_name": "19.4",
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"version_value": "19.4R3-S1"
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},
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{
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"version_affected": "<",
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"version_name": "20.1",
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"version_value": "20.1R2-S1, 20.1R3"
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},
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{
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"version_affected": "<",
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"version_name": "20.2",
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"version_value": "20.2R3"
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},
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{
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"version_affected": "<",
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"version_name": "20.3",
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"version_value": "20.3R2"
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}
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]
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}
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}
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]
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},
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"vendor_name": "Juniper Networks"
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}
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]
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}
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},
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"configuration": [
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{
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"lang": "en",
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"value": "This issue requires active-lease query with none or greater optional settings to be configured in one or more hierarchy locations.\n\n active-leasequery {\n idle-timeout \"seconds\"; (optional)\n peer-address \"address\"; (optional)\n timeout \"seconds\"; (optional)\n topology-discover; (optional)\n }\n\nwith\n\n [forwarding-options dhcp-relay],\n [forwarding-options dhcp-relay dhcpv6],\n [logical-systems logical-system-name ...],\n [logical-systems logical-system-name routing-instances routing-instance-name ...],\n [routing-instances routing-instance-name ...]"
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}
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],
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"data_format": "MITRE",
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"data_type": "CVE",
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{
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"lang": "eng",
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"value": "An Improper Input Validation vulnerability in the active-lease query portion in JDHCPD's DHCP Relay Agent of Juniper Networks Junos OS allows an attacker to cause a Denial of Service (DoS) by sending a crafted DHCP packet to the device thereby crashing the jdhcpd DHCP service. This is typically configured for Broadband Subscriber Sessions. Continued receipt and processing of this crafted packet will create a sustained Denial of Service (DoS) condition. This issue affects Juniper Networks Junos OS: 19.4 versions prior to 19.4R3-S1; 20.1 versions prior to 20.1R2-S1, 20.1R3; 20.2 versions prior to 20.2R3; 20.3 versions prior to 20.3R2. This issue does not affect Junos OS Evolved."
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}
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]
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},
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"exploit": [
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{
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"lang": "en",
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"value": "Juniper SIRT is not aware of any malicious exploitation of this vulnerability."
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}
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],
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"generator": {
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"engine": "Vulnogram 0.0.9"
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"impact": {
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"cvss": {
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"attackComplexity": "LOW",
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"attackVector": "ADJACENT_NETWORK",
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"availabilityImpact": "HIGH",
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"baseScore": 7.4,
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"baseSeverity": "HIGH",
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"confidentialityImpact": "NONE",
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"integrityImpact": "NONE",
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"privilegesRequired": "NONE",
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"scope": "CHANGED",
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"userInteraction": "NONE",
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"vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H",
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"version": "3.1"
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}
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},
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"problemtype": {
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{
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"references": {
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"reference_data": [
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{
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"refsource": "MISC",
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"url": "https://kb.juniper.net/JSA11158"
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},
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{
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"name": "https://www.juniper.net/documentation/us/en/software/junos/subscriber-mgmt-sessions/topics/ref/statement/active-leasequery-edit-forwarding-options.html",
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"refsource": "MISC",
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"url": "https://www.juniper.net/documentation/us/en/software/junos/subscriber-mgmt-sessions/topics/ref/statement/active-leasequery-edit-forwarding-options.html"
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"solution": [
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{
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"lang": "en",
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"adp": [
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{
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"orgId": "af854a3a-2127-422b-91ae-364da2661108",
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"shortName": "CVE",
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"dateUpdated": "2024-08-03T15:32:10.508Z"
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},
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"title": "CVE Program Container",
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"references": [
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"tags": [
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"cveId": "CVE-2021-0267",
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"datePublished": "2021-04-22T19:37:24.295Z",
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"dateReserved": "2020-10-27T00:00:00.000Z",
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"dateUpdated": "2024-09-17T03:54:44.443Z",
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"state": "PUBLISHED"
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} |