CVE-2025-43972

Published Apr 21, 2025 CVSS 3.1 · 6.8 Medium EPSS < 1% KEV · Not listed
Description
An issue was discovered in GoBGP before 3.35.0. An attacker can cause a crash in the pkg/packet/bgp/bgp.go flowspec parser by sending fewer than 20 bytes in a certain context.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2025-12348 An issue was discovered in GoBGP before 3.35.0. An attacker can cause a crash in the pkg/packet/bgp/bgp.go flowspec parser by sending fewer than 20 bytes in a certain context.
Github GHSA Github GHSA GHSA-mfvv-mgf6-q25r GoBGP crashes in the flowspec parser
Ubuntu USN Ubuntu USN USN-7661-1 GoBGP vulnerabilities
History
Type Values Removed Values Added
Metrics epss

{'score': 0.00089}

epss

{'score': 0.00028}

Type Values Removed Values Added
First Time appeared Osrg
Osrg gobgp
CPEs cpe:2.3:a:osrg:gobgp:*:*:*:*:*:*:*:*
Vendors & Products Osrg
Osrg gobgp
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Weaknesses CWE-1284
Metrics cvssV3_1

{'score': 6.8, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H'}

Type Values Removed Values Added
Description An issue was discovered in GoBGP before 3.35.0. An attacker can cause a crash in the pkg/packet/bgp/bgp.go flowspec parser by sending fewer than 20 bytes in a certain context.
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Apr 21, 2025, 1:54 AM
Reserved
Apr 21, 2025, 12:00 AM
Status
Analyzed
Published
Apr 21, 2025, 1:15 AM
Modified
Jun 17, 2026, 9:24 AM