The winbind plugin in pppd for ppp 2.4.4 and earlier does not check the return code from the setuid function call, which might allow local…

Description

The winbind plugin in pppd for ppp 2.4.4 and earlier does not check the return code from the setuid function call, which might allow local users to gain privileges by causing setuid to fail, such as exceeding PAM limits for the maximum number of user processes, which prevents the winbind NTLM authentication helper from dropping privileges.

Scores

EPSS (exploitation in 30 days)

0.40% · top 66% of all CVEs (4 Nov 2026)

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.2.

Weakness

• n/a

Affected products

• n/a

  • affected n/a

References (9)

• MDKSA-2006:119 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_transferred
• 26994 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
• DSA-1106 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
• 20963 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 20987 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 20996 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 20967 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 18849 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
• USN-310-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_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)

Badge for a README or a ticket

[![CVE-2006-2194](https://trackcve.app/badge/CVE-2006-2194.svg)](https://trackcve.app/cve/CVE-2006-2194)

Record last updated 7 Aug 2024, 17:43 UTC.