🛡️ AZL-31784 — frr
Description
CVE-2023-47234 affecting package frr for versions less than 8.5.3-4
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).
How this vulnerability can be exploited
This issue can be reached over the network, attack complexity is low, an attacker needs no privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality none, integrity none, availability high.
Affected software
AZL-31784 is recorded against 1 package.
- frr (fixed in 8.5.3-4)
Timeline and source
Published on 3 November 2023 and last revised on 21 April 2026. No public exploit is currently recorded for this entry. Record sourced from OSV.
References
Details
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Packages
| Software | From version | Fixed in |
|---|---|---|
| frr | — | 8.5.3-4 |
References
Similar Threats
- Unknown ALSA-2026:49511
- Unknown ALSA-2026:49527
- Unknown ALSA-2026:24340
- Unknown ALSA-2026:24347
- Unknown ALSA-2026:24371
More AZL 3 advisories
Browse all of AZL 3 in the advisory index.
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