libndp before 1.6, as used in NetworkManager, does not properly validate the origin of Neighbor Discovery Protocol (NDP) messages, which…

Description

libndp before 1.6, as used in NetworkManager, does not properly validate the origin of Neighbor Discovery Protocol (NDP) messages, which allows remote attackers to conduct man-in-the-middle attacks or cause a denial of service (network connectivity disruption) by advertising a node as a router from a non-local network.

Scores

EPSS (exploitation in 30 days)

3.8% · top 10.0% of all CVEs (2 Nov 2026)

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The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.1.

Weakness

• n/a
• CWE-284 (opens in a new tab)

Affected products

• n/a

  • affected n/a

References (7)

• https://github.com/jpirko/libndp/commit/a4892df306e0532487f1634ba6d4c6d4bb381c7f (opens in a new tab)x_refsource_CONFIRMx_transferred
• https://github.com/jpirko/libndp/commit/2af9a55b38b55abbf05fd116ec097d4029115839 (opens in a new tab)x_refsource_CONFIRMx_transferred
• DSA-3581 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
• http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html (opens in a new tab)x_refsource_CONFIRMx_transferred
• [oss-security] 20160517 RHSA-2016:1086 libndp: denial of service due to insufficient validation of source of NDP messages (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
• USN-2980-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
• RHSA-2016:1086 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred

Sources

The same CVE in the primary databases and aggregators, to check against.

• CVE.org record (opens in a new tab)
• CVE List JSON (GitHub) (opens in a new tab)
• NVD (opens in a new tab)
• FIRST EPSS (opens in a new tab)
• OSV.dev (opens in a new tab)
• GitHub Advisories (opens in a new tab)
• CIRCL Vulnerability-Lookup (opens in a new tab)

Record last updated 6 Aug 2024, 00:03 UTC.