cve-2023-22402
Vulnerability from cvelistv5
Published
2023-01-12 00:00
Modified
2024-08-02 10:07
Severity ?
5.9 (Medium) - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
Junos OS Evolved: The kernel might restart in a BGP scenario where "bgp auto-discovery" is enabled and such a neighbor flaps
References
sirt@juniper.nethttps://kb.juniper.net/JSA70198Vendor Advisory
Impacted products
Juniper NetworksJunos OS Evolved
Show details on NVD website

To clipboard 

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          "versions": [
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      "configurations": [
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          "lang": "en",
          "value": "To be exposed to this is issue non-stop routing (NSR) and BGP auto-discovery need to be configured:\n\n  [routing-options nonstop-routing]\n  [protocols bgp group \u003cname\u003e dynamic-neighbor \u003ctemplate\u003e peer-auto-discovery]"
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          "value": "A Use After Free vulnerability in the kernel of Juniper Networks Junos OS Evolved allows an unauthenticated, network-based attacker to cause a Denial of Service (DoS). In a Non Stop Routing (NSR) scenario, an unexpected kernel restart might be observed if \"bgp auto-discovery\" is enabled and if there is a BGP neighbor flap of auto-discovery sessions for any reason. This is a race condition which is outside of an attackers direct control and it depends on system internal timing whether this issue occurs. This issue affects Juniper Networks Junos OS Evolved: 21.3 versions prior to 21.3R3-EVO; 21.4 versions prior to 21.4R2-EVO; 22.1 versions prior to 22.1R2-EVO; 22.2 versions prior to 22.2R1-S1-EVO, 22.2R2-EVO."
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        "discovery": "USER"
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      "title": "Junos OS Evolved: The kernel might restart in a BGP scenario where \"bgp auto-discovery\" is enabled and such a neighbor flaps",
      "workarounds": [
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    "dateReserved": "2022-12-27T00:00:00",
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