HIGH 7.5 Microsoft
CVE-2023-47234
An issue was discovered in FRRouting FRR through 9.0.1. A crash can occur when processing a crafted BGP UPDATE message with a MP_UNREACH_NLRI attribute and additional NLRI data (that lacks mandatory path attributes).
Microsoft Security Update 2023-Nov: An issue was discovered in FRRouting FRR through 9.0.1. A crash can occur when processing a crafted BGP UPDATE message with a MP_UNREACH_NLRI attribute and additional NLRI data (that lacks mandatory path attributes).
Affected Products
- cbl2 frr 8.5.3-4 on CBL Mariner 2.0
- azl3 frr 9.1-2 on Azure Linux 3.0
- azl3 frr 8.5.3-2 on Azure Linux 3.0
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-47234
- https://nvd.nist.gov/vuln/detail/CVE-2023-47234
This high severity vulnerability with a CVSS score of 7.5 was published on 2023-11-14 via Microsoft. Affected: cbl2 frr 8.5.3-4 on CBL Mariner 2.0, azl3 frr 9.1-2 on Azure Linux 3.0, azl3 frr 8.5.3-2 on Azure Linux 3.0.
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