What’s Vulnerable › Vulnerabilities

CVE-2023-47235

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-11-03 · updated 2026-06-17

Description

An issue was discovered in FRRouting FRR through 9.0.1. A crash can occur when a malformed BGP UPDATE message with an EOR is processed, because the presence of EOR does not lead to a treat-as-withdraw outcome.

Affected products

• FRRouting: through 9.0.1

References

• https://github.com/FRRouting/frr/pull/14716/commits/6814f2e0138a6ea5e1f83bdd9085d9a77999900b
• https://lists.debian.org/debian-lts-announce/2024/04/msg00019.html
• https://github.com/FRRouting/frr/pull/14716/commits/6814f2e0138a6ea5e1f83bdd9085d9a77999900b
• https://lists.debian.org/debian-lts-announce/2024/04/msg00019.html
• https://lists.debian.org/debian-lts-announce/2024/09/msg00007.html

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