CVE-2026-7735

A vulnerability was found in osrg GoBGP up to 4.3.0. Affected is the function PathAttributeAigp.DecodeFromBytes of the file pkg/packet/bgp/bgp.go of the component AIGP Attribute Parser. Performing a manipulation results in buffer overflow. It is possible to initiate the attack remotely. Upgrading to version 4.4.0 is able to address this issue. The patch is named 51ad1ada06cb41ce47b7066799981816f50b7ced. The affected component should be upgraded.

CVSS v3 7.3 HIGH
CVSS v2.0 7.5 HIGH

7.3^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://github.com/osrg/gobgp/	Product
https://github.com/osrg/gobgp/commit/51ad1ada06cb41ce47b7066799981816f50b7ced	Patch
https://github.com/osrg/gobgp/releases/tag/v4.4.0	Patch Product
https://vuldb.com/submit/807600	Third Party Advisory VDB Entry
https://vuldb.com/vuln/360910	Third Party Advisory VDB Entry
https://vuldb.com/vuln/360910/cti	Permissions Required VDB Entry

Configurations

Configuration 1 (hide)

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

History

No history.

Information

Published : 2026-05-04 06:16

Updated : 2026-06-17 11:02

NVD link : CVE-2026-7735

Mitre link : CVE-2026-7735

CVE.ORG link : CVE-2026-7735

JSON object : View

Products Affected

osrg

gobgp

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

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