CVE-2025-43972

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.

CVSS v3 6.8 MEDIUM

6.8^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.2 / Impact : 4.0

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope CHANGED

References

Link	Resource
https://github.com/osrg/gobgp/commit/ca7383f450f7b296c5389feceef2467de5ab6e5a	Patch
https://github.com/osrg/gobgp/compare/v3.34.0...v3.35.0	Patch Release Notes

Configurations

Configuration 1 (hide)

cpe:2.3:a:osrg:gobgp:*:*:*:*:*:*:*:*

History

08 May 2025, 15:54

Type	Values Removed	Values Added
First Time		Osrg Osrg gobgp
References	~~() https://github.com/osrg/gobgp/commit/ca7383f450f7b296c5389feceef2467de5ab6e5a -~~	() https://github.com/osrg/gobgp/commit/ca7383f450f7b296c5389feceef2467de5ab6e5a - Patch
References	~~() https://github.com/osrg/gobgp/compare/v3.34.0...v3.35.0 -~~	() https://github.com/osrg/gobgp/compare/v3.34.0...v3.35.0 - Patch, Release Notes
CPE		cpe:2.3:a:osrg:gobgp::::::::
Summary		(es) Se descubrió un problema en GOBGP antes de 3.35.0. Un atacante puede causar un bloqueo en el PKG/Packet/BGP/BGP.GO FLOWSPEC PARSER enviando menos de 20 bytes en cierto contexto.

21 Apr 2025, 02:15

Type	Values Removed	Values Added
CWE		CWE-1284
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 6.8

21 Apr 2025, 01:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2025-04-21 01:15

Updated : 2025-05-08 15:54

NVD link : CVE-2025-43972

Mitre link : CVE-2025-43972

CVE.ORG link : CVE-2025-43972

JSON object : View

Products Affected

osrg

gobgp

CWE

CWE-1284

Improper Validation of Specified Quantity in Input

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