CVE-2023-38407

Frrouting ≤ 8.5

Published

06 November 2023

Modified

04 November 2025

Patch / advisory

CVSS Score v3.1 7.5

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Raw vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS Score 0.0093 60th percentile

Risk Priority 59 floored blend · peak EPSS

CVSS and EPSS are reproduced from their sources (NVD, FIRST EPSS). Risk Priority is our own derived reading, not an NVD score.

Summary

CVE-2023-38407 is a high-severity an unspecified weakness vulnerability in Frrouting Frrouting. Its CVSS base score is 7.5 (High).

Operationally, ranked in the top 40% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

bgpd/bgp_label.c in FRRouting (FRR) before 8.5 attempts to read beyond the end of the stream during labeled unicast parsing.

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frrouting

≤ 8.5

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.