Is CVE-2025-43970 actively exploited?

CVE-2025-43970 has no public evidence of in-the-wild exploitation as of 2025-05-08.

What is the CVSS score for CVE-2025-43970?

CVE-2025-43970 has a CVSS score of 4.3 (MEDIUM severity). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L.

How do I patch CVE-2025-43970?

Patch guidance is available from osrg security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2025-43970.

CVE-2025-43970 - remediation guidance & executive summary

Description

An issue was discovered in GoBGP before 3.35.0. pkg/packet/mrt/mrt.go does not properly check the input length, e.g., by ensuring that there are 12 bytes or 36 bytes (depending on the address family).

CVSS Metrics

Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L
Attack Vector: local
Complexity: low
Privileges: none
User Action: none
Scope: changed
Confidentiality: none
Integrity: none
Availability: low
Weaknesses: CWE-1284 CWE-1284

Metadata

Primary Vendor: OSRG
Published: 4/21/2025
Last Modified: 5/8/2025
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

osrg : gobgp

Remediation Guidance

Executive Summary

Cite this page

CVE-2025-43970. CVEDatabase.com. Retrieved 1 May 2026. https://cvedatabase.com/cve/CVE-2025-43970

View on NIST NVD

CVE-2025-43970 vulnerability