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
Published Jul 5, 2006
7.2
HIGHCVSS 2.0
EPSS 0.40%
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.
Affected products
No data.
- ≤ 2.4.4
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
Red Hat statement
Not vulnerable. The winbind plugin is not shipped with Red Hat Enterprise Linux 2.1, 3, or 4.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:L/AC:L/Au:N/C:C/I:C/A:C
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 0.40% (0.00395) | 31.33th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.40% (0.00398) | 31.36th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.06% (0.00055) | 14.39th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.06% (0.00060) | 27.52th | v3 (v2023.03.01) |
| Jul 6, 2024 | 0.06% (0.00060) | 25.87th | v3 (v2023.03.01) |
| Nov 28, 2023 | 0.06% (0.00060) | 23.87th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.04% (0.00042) | 5.63th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.28% (0.01282) | 68.34th | v2 (v2022.01.01) |
| Feb 22, 2023 | 1.28% (0.01282) | 68.05th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.28% (0.01282) | 65.91th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.28% (0.01282) | 41.72th | v2 (v2022.01.01) |
No CWE recorded.
References (12)
- http://secunia.com/advisories/20963 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/20967 third-party-advisoryx_refsource_SECUNIAPatchVendor Advisory
- http://secunia.com/advisories/20987 third-party-advisoryx_refsource_SECUNIAPatchVendor Advisory
- http://secunia.com/advisories/20996 third-party-advisoryx_refsource_SECUNIAPatchVendor Advisory
- http://www.debian.org/security/2006/dsa-1106 vendor-advisoryx_refsource_DEBIANPatchVendor Advisory
- http://www.mandriva.com/security/advisories?name=MDKSA-2006:119 vendor-advisoryx_refsource_MANDRIVA
- http://www.osvdb.org/26994 vdb-entryx_refsource_OSVDB
- http://www.securityfocus.com/bid/18849 vdb-entryx_refsource_BIDPatch
- http://www.ubuntu.com/usn/usn-310-1 vendor-advisoryx_refsource_UBUNTU
- https://access.redhat.com/security/cve/CVE-2006-2194 Vendor Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2006-2194
- https://www.cve.org/CVERecord?id=CVE-2006-2194
| Link | Providers | Tags |
|---|---|---|
| http://secunia.com/advisories/20963 | third-party-advisoryx_refsource_SECUNIA | |
| http://secunia.com/advisories/20967 | third-party-advisoryx_refsource_SECUNIAPatchVendor Advisory | |
| http://secunia.com/advisories/20987 | third-party-advisoryx_refsource_SECUNIAPatchVendor Advisory | |
| http://secunia.com/advisories/20996 | third-party-advisoryx_refsource_SECUNIAPatchVendor Advisory | |
| http://www.debian.org/security/2006/dsa-1106 | vendor-advisoryx_refsource_DEBIANPatchVendor Advisory | |
| http://www.mandriva.com/security/advisories?name=MDKSA-2006:119 | vendor-advisoryx_refsource_MANDRIVA | |
| http://www.osvdb.org/26994 | vdb-entryx_refsource_OSVDB | |
| http://www.securityfocus.com/bid/18849 | vdb-entryx_refsource_BIDPatch | |
| http://www.ubuntu.com/usn/usn-310-1 | vendor-advisoryx_refsource_UBUNTU | |
| https://access.redhat.com/security/cve/CVE-2006-2194 | Vendor Advisory | |
| https://nvd.nist.gov/vuln/detail/CVE-2006-2194 | ||
| https://www.cve.org/CVERecord?id=CVE-2006-2194 |
Change history (0)
No recorded changes yet.