Is CVE-2025-43973 actively exploited?

CVE-2025-43973 has no public evidence of in-the-wild exploitation as of 2025-05-08.

What is the CVSS score for CVE-2025-43973?

CVE-2025-43973 has a CVSS score of 6.8 (MEDIUM severity). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H.

How do I patch CVE-2025-43973?

Patch guidance is available from osrg security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2025-43973.

CVE-2025-43973 - remediation guidance & executive summary

Description

An issue was discovered in GoBGP before 3.35.0. pkg/packet/rtr/rtr.go does not verify that the input length corresponds to a situation in which all bytes are available for an RTR message.

CVSS Metrics

Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H
Attack Vector: network
Complexity: high
Privileges: none
User Action: none
Scope: changed
Confidentiality: none
Integrity: none
Availability: high
Weaknesses: CWE-193 CWE-193

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.

CVE-2025-43973

Description

CVSS Metrics

Metadata

Affected Products

Remediation Guidance

Executive Summary