Vulnerability Monitor

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CVE-2024-20321


A vulnerability in the External Border Gateway Protocol (eBGP) implementation of Cisco NX-OS Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. This vulnerability exists because eBGP traffic is mapped to a shared hardware rate-limiter queue. An attacker could exploit this vulnerability by sending large amounts of network traffic with certain characteristics through an affected device. A successful exploit could allow the attacker to cause eBGP neighbor sessions to be dropped, leading to a DoS condition in the network.


Published

2024-02-29T01:43:59.410

Last Modified

2024-11-21T08:52:22.093

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 8.6 (HIGH)

Weaknesses
  • Type: Secondary
    CWE-400
  • Type: Primary
    CWE-770

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System cisco nx-os 7.0\(3\)f1\(1\) Yes
Operating System cisco nx-os 7.0\(3\)f2\(1\) Yes
Operating System cisco nx-os 7.0\(3\)f2\(2\) Yes
Operating System cisco nx-os 7.0\(3\)f3\(1\) Yes
Operating System cisco nx-os 7.0\(3\)f3\(2\) Yes
Operating System cisco nx-os 7.0\(3\)f3\(3\) Yes
Operating System cisco nx-os 7.0\(3\)f3\(3a\) Yes
Operating System cisco nx-os 7.0\(3\)f3\(3c\) Yes
Operating System cisco nx-os 7.0\(3\)f3\(4\) Yes
Operating System cisco nx-os 7.0\(3\)f3\(5\) Yes
Operating System cisco nx-os 9.2\(1\) Yes
Operating System cisco nx-os 9.2\(2\) Yes
Operating System cisco nx-os 9.2\(2t\) Yes
Operating System cisco nx-os 9.2\(2v\) Yes
Operating System cisco nx-os 9.2\(3\) Yes
Operating System cisco nx-os 9.2\(4\) Yes
Operating System cisco nx-os 9.3\(1\) Yes
Operating System cisco nx-os 9.3\(2\) Yes
Operating System cisco nx-os 9.3\(3\) Yes
Operating System cisco nx-os 9.3\(4\) Yes
Operating System cisco nx-os 9.3\(5\) Yes
Operating System cisco nx-os 9.3\(6\) Yes
Operating System cisco nx-os 9.3\(7\) Yes
Operating System cisco nx-os 9.3\(7a\) Yes
Operating System cisco nx-os 9.3\(8\) Yes
Operating System cisco nx-os 9.3\(9\) Yes
Operating System cisco nx-os 9.3\(10\) Yes
Operating System cisco nx-os 9.3\(11\) Yes
Operating System cisco nx-os 9.3\(12\) Yes
Operating System cisco nx-os 10.1\(1\) Yes
Operating System cisco nx-os 10.1\(2\) Yes
Operating System cisco nx-os 10.1\(2t\) Yes
Operating System cisco nx-os 10.2\(1\) Yes
Operating System cisco nx-os 10.2\(1q\) Yes
Operating System cisco nx-os 10.2\(2\) Yes
Operating System cisco nx-os 10.2\(3\) Yes
Operating System cisco nx-os 10.2\(3t\) Yes
Operating System cisco nx-os 10.2\(3v\) Yes
Operating System cisco nx-os 10.2\(4\) Yes
Operating System cisco nx-os 10.2\(5\) Yes
Operating System cisco nx-os 10.2\(6\) Yes
Operating System cisco nx-os 10.3\(1\) Yes
Operating System cisco nx-os 10.3\(2\) Yes
Operating System cisco nx-os 10.3\(3\) Yes
Operating System cisco nx-os 10.3\(4a\) Yes
Operating System cisco nx-os 10.3\(99w\) Yes
Operating System cisco nx-os 10.3\(99x\) Yes
Operating System cisco nx-os 10.4\(1\) Yes

References