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CVE-2026-5123

LOW

3.7

Description

A weakness has been identified in osrg GoBGP up to 4.3.0. This impacts the function DecodeFromBytes of the file pkg/packet/bgp/bgp.go. Executing a manipulation of the argument data[1] can lead to off-by-one. The attack may be launched remotely. Attacks of this nature are highly complex. The exploitability is said to be difficult. This patch is called 67c059413470df64bc20801c46f64058e88f800f. A patch should be applied to remediate this issue.

CVE Details

CVSS v3.1 Score3.7

SeverityLOW

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

Attack VectorNETWORK

ComplexityHIGH

Privileges RequiredNONE

User InteractionNONE

Published3/30/2026

Last Modified4/1/2026

Sourcenvd

Honeypot Sightings0

Weaknesses (CWE)

CWE-189CWE-193

References

https://github.com/osrg/gobgp/(cna@vuldb.com)

https://github.com/osrg/gobgp/commit/67c059413470df64bc20801c46f64058e88f800f(cna@vuldb.com)

https://github.com/osrg/gobgp/pull/3342(cna@vuldb.com)

https://vuldb.com/submit/780179(cna@vuldb.com)

https://vuldb.com/vuln/354155(cna@vuldb.com)

https://vuldb.com/vuln/354155/cti(cna@vuldb.com)

IOC Correlations

No correlations recorded

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