[protocols bgp traceoptions packets detail] \n\n[protocols bgp traceoptions update detail]\n\n \n\n[protocols bgp group <group-name> traceoptions\n\n packets detail] [protocols bgp group <group-name> traceoptions\n\n update detail] \n\n[protocols bgp group <group-name> neighbor <address> traceoptions\n\n packets detail] \n\n[protocols bgp group <group-name> neighbor <address> traceoptions\n\n update detail] \n\n Systems configured with BGP traffic engineering are also vulnerable to this issue:
[protocols bgp group <name> family traffic-engineering unicast]"
}
],
"value": "One of the following traceoptions configurations, either at the top level, under [logical-systems], or [routing-instances], is required to be potentially exposed to this issue:\n\n[protocols bgp traceoptions packets detail]\n\n\n[protocols bgp traceoptions update detail]\n\n\n\n\n[protocols bgp group traceoptions\n\n packets detail]\n[protocols bgp group traceoptions\n\n update detail]\n\n\n[protocols bgp group neighbor traceoptions\n\n packets detail]\n\n\n[protocols bgp group neighbor traceoptions\n\n update detail]\n\n\n\nSystems configured with BGP traffic engineering are also vulnerable to this issue:\n\n[protocols bgp group family traffic-engineering unicast]"
}
],
"credits": [
{
"lang": "en",
"type": "finder",
"value": "Juniper SIRT would like to acknowledge and thank Craig Dods from Meta’s Infrastructure Security Engineering team for responsibly reporting this vulnerability."
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"datePublic": "2024-10-09T16:00:00.000Z",
"descriptions": [
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"value": "An Out-of-Bounds Read vulnerability in\n\nthe routing protocol daemon (rpd) of \n\n Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated network-based attacker sending a specifically malformed BGP packet to cause rpd to crash and restart, resulting in a Denial of Service (DoS). Continued receipt and processing of this packet will create a sustained Denial of Service (DoS) condition.
\nThis issue only affects systems configured in\n either of two ways: \n \n \n
systems with BGP traceoptions enabled
\n
systems with BGP traffic engineering\n configured
\n \n\n This issue can affect iBGP and eBGP with \n\nany address family\n\n configured. The specific attribute involved is non-transitive, and will not propagate across a network.
This issue affects:
Junos OS:
All versions before 21.4R3-S8,
22.2 before 22.2R3-S5,
22.3 before 22.3R3-S4,
22.4 before 22.4R3-S3,
23.2 before 23.2R2-S2,
23.4 before 23.4R2;
Junos OS Evolved:
All versions before 21.4R3-S8-EVO,
22.2-EVO before 22.2R3-S5-EVO,
22.3-EVO before 22.3R3-S4-EVO,
22.4-EVO before 22.4R3-S3-EVO,
23.2-EVO before 23.2R2-S2-EVO,
23.4-EVO before 23.4R2-EVO.
"
}
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"value": "An Out-of-Bounds Read vulnerability in\n\nthe routing protocol daemon (rpd) of \n\n Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated network-based attacker sending a specifically malformed BGP packet to cause rpd to crash and restart, resulting in a Denial of Service (DoS). Continued receipt and processing of this packet will create a sustained Denial of Service (DoS) condition.\n\n\nThis issue only affects systems configured in\n either of two ways:\n\n \n \n * systems with BGP traceoptions enabled\n\n * systems with BGP traffic engineering\n configured\n\n \n\n\nThis issue can affect iBGP and eBGP with \n\nany address family\n\n configured. The specific attribute involved is non-transitive, and will not propagate across a network.\n\nThis issue affects:\n\nJunos OS: \n\n\n\n * All versions before 21.4R3-S8,\n * 22.2 before 22.2R3-S5, \n * 22.3 before 22.3R3-S4, \n * 22.4 before 22.4R3-S3, \n * 23.2 before 23.2R2-S2, \n * 23.4 before 23.4R2; \n\n\n\n\nJunos OS Evolved: \n\n\n\n * All versions before 21.4R3-S8-EVO, \n * 22.2-EVO before 22.2R3-S5-EVO, \n * 22.3-EVO before 22.3R3-S4-EVO, \n * 22.4-EVO before 22.4R3-S3-EVO, \n * 23.2-EVO before 23.2R2-S2-EVO, \n * 23.4-EVO before 23.4R2-EVO."
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"url": "https://supportportal.juniper.net/JSA88100"
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"value": "The following software releases have been updated to resolve this specific issue: Junos OS: 21.4R3-S8, 22.2R3-S5*, 22.3R3-S4*, 22.4R3-S3, 23.2R2-S2, 23.4R2, 24.2R1, and all subsequent releases. Junos OS Evolved: 21.4R3-S8-EVO, 22.2R3-S5-EVO*, 22.3R3-S4-EVO*, 22.4R3-S3-EVO, 23.2R2-S2-EVO, 23.4R2-EVO, 24.2R1-EVO, 24.2R2-EVO, 24.4R1-EVO*, and all subsequent releases.
*Future release"
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"value": "The following software releases have been updated to resolve this specific issue: \nJunos OS: 21.4R3-S8, 22.2R3-S5*, 22.3R3-S4*, 22.4R3-S3, 23.2R2-S2, 23.4R2, 24.2R1, and all subsequent releases.\nJunos OS Evolved: 21.4R3-S8-EVO, 22.2R3-S5-EVO*, 22.3R3-S4-EVO*, 22.4R3-S3-EVO, 23.2R2-S2-EVO, 23.4R2-EVO, 24.2R1-EVO, 24.2R2-EVO, 24.4R1-EVO*, and all subsequent releases.\n\n*Future release"
}
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"source": {
"advisory": "JSA88100",
"defect": [
"1815222"
],
"discovery": "EXTERNAL"
},
"timeline": [
{
"lang": "en",
"time": "2024-10-09T16:00:00.000Z",
"value": "Initial publication"
},
{
"lang": "en",
"time": "2024-10-09T21:00:00.000Z",
"value": "Removed references to segment routing"
},
{
"lang": "en",
"time": "2024-10-16T21:00:00.000Z",
"value": "Added additional detail that two specific scenarios are vulnerable to this issue"
}
],
"title": "Junos OS and Junos OS Evolved: With certain BGP options enabled, receipt of specifically malformed BGP update causes RPD crash",
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"value": "If BGP traceoptions are enabled, and traffic engineering is not configured, disable BGP traceoptions if they are not being used for active troubleshooting."
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],
"value": "If BGP traceoptions are enabled, and traffic engineering is not configured, disable BGP traceoptions if they are not being used for active troubleshooting."
}
],
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"type": "ssvc",
"content": {
"timestamp": "2024-10-09T20:56:09.097933Z",
"id": "CVE-2024-39516",
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{
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{
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