Russ Allbery pam-krb5 before 3.13, as used by libpam-heimdal, su in Solaris 10, and other software, does not properly handle calls to pam_setcred when running setuid, which allows local users to overwrite and change the ownership of arbitrary files by setting the KRB5CCNAME environment variable, and then launching a setuid application that performs certain pam_setcred operations
Published Feb 13, 2009
4.6
MEDIUMCVSS 2.0
EPSS 0.38%
Description
Russ Allbery pam-krb5 before 3.13, as used by libpam-heimdal, su in Solaris 10, and other software, does not properly handle calls to pam_setcred when running setuid, which allows local users to overwrite and change the ownership of arbitrary files by setting the KRB5CCNAME environment variable, and then launching a setuid application that performs certain pam_setcred operations.
Affected products
No data.
- ≤ 3.12
- 3.0
- 3.1
- 3.2
- 3.3
- 3.4
- 3.5
- 3.6
- 3.7
- 3.8
- 3.9
- 3.10
- 3.11
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
Red Hat statement
Not vulnerable. This issue did not affect the versions of the pam_krb5 package, as shipped with Red Hat Enterprise Linux 2.1, 3, 4, or 5.
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:P/I:P/A:P
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 3, 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 (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 3, 2026 | 0.38% (0.00381) | 29.75th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.38% (0.00381) | 29.67th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.07% (0.00070) | 18.82th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.04% (0.00044) | 11.89th | v3 (v2023.03.01) |
| Jul 2, 2024 | 0.04% (0.00044) | 10.25th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.04% (0.00044) | 8.24th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.55% (0.01547) | 74.98th | v2 (v2022.01.01) |
| Feb 23, 2023 | 1.55% (0.01547) | 74.94th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.55% (0.01547) | 72.92th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.55% (0.01547) | 51.82th | v2 (v2022.01.01) |
References (23)
- http://secunia.com/advisories/33914 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/33917 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/33918 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/34260 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/34449 third-party-advisoryx_refsource_SECUNIA
- http://security.gentoo.org/glsa/glsa-200903-39.xml vendor-advisoryx_refsource_GENTOO
- http://securitytracker.com/id?1021711 vdb-entryx_refsource_SECTRACK
- http://sunsolve.sun.com/search/document.do?assetkey=1-66-252767-1 vendor-advisoryx_refsource_SUNALERT
- http://support.avaya.com/elmodocs2/security/ASA-2009-070.htm x_refsource_CONFIRM
- http://www.debian.org/security/2009/dsa-1721 vendor-advisoryx_refsource_DEBIAN
- http://www.debian.org/security/2009/dsa-1722 vendor-advisoryx_refsource_DEBIAN
- http://www.eyrie.org/~eagle/software/pam-krb5/security/2009-02-11.html x_refsource_MISC
- http://www.securityfocus.com/archive/1/500892/100/0/threaded mailing-listx_refsource_BUGTRAQ
- http://www.securityfocus.com/bid/33741 vdb-entryx_refsource_BID
- http://www.ubuntu.com/usn/USN-719-1 vendor-advisoryx_refsource_UBUNTU
- http://www.vupen.com/english/advisories/2009/0410 vdb-entryx_refsource_VUPEN
- http://www.vupen.com/english/advisories/2009/0426 vdb-entryx_refsource_VUPEN
- http://www.vupen.com/english/advisories/2009/0979 vdb-entryx_refsource_VUPEN
- https://access.redhat.com/security/cve/CVE-2009-0361 Vendor Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2009-0361
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5403 vdb-entrysignaturex_refsource_OVAL
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5521 vdb-entrysignaturex_refsource_OVAL
- https://www.cve.org/CVERecord?id=CVE-2009-0361
Change history (0)
No recorded changes yet.