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CVE-2023-38406

CRITICAL

9.8

Description

bgpd/bgp_flowspec.c in FRRouting (FRR) before 8.4.3 mishandles an nlri length of zero, aka a "flowspec overflow."

CVE Details

CVSS v3.1 Score9.8

SeverityCRITICAL

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

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published11/6/2023

Last Modified11/4/2025

Sourcenvd

Honeypot Sightings0

Affected Products

frrouting:frrouting

Weaknesses (CWE)

CWE-755

References

https://github.com/FRRouting/frr/compare/frr-8.4.2...frr-8.4.3(cve@mitre.org)

https://github.com/FRRouting/frr/pull/12884(cve@mitre.org)

https://lists.debian.org/debian-lts-announce/2024/04/msg00019.html(cve@mitre.org)

https://github.com/FRRouting/frr/compare/frr-8.4.2...frr-8.4.3(af854a3a-2127-422b-91ae-364da2661108)

https://github.com/FRRouting/frr/pull/12884(af854a3a-2127-422b-91ae-364da2661108)

https://lists.debian.org/debian-lts-announce/2024/04/msg00019.html(af854a3a-2127-422b-91ae-364da2661108)

https://lists.debian.org/debian-lts-announce/2024/09/msg00007.html(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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