Incomplete blacklist vulnerability in sudo 1.6.8 and earlier allows local users to gain privileges via the (1) SHELLOPTS and (2) PS4 environment variables before executing a bash script on behalf of another user, which are not cleared even though other variables are
Published Oct 25, 2005
4.6
MEDIUMCVSS 2.0
EPSS 0.62%
Description
Incomplete blacklist vulnerability in sudo 1.6.8 and earlier allows local users to gain privileges via the (1) SHELLOPTS and (2) PS4 environment variables before executing a bash script on behalf of another user, which are not cleared even though other variables are.
Affected products
No data.
- 1.6
- 1.6.1
- 1.6.2
- 1.6.3
- 1.6.3_p1
- 1.6.3_p2
- 1.6.3_p3
- 1.6.3_p4
- 1.6.3_p5
- 1.6.3_p6
- 1.6.3_p7
- 1.6.3p1
- 1.6.3p2
- 1.6.3p3
- 1.6.3p4
- 1.6.3p5
- 1.6.3p6
- 1.6.3p7
- 1.6.4
- 1.6.4_p1
- 1.6.4_p2
- 1.6.4p1
- 1.6.4p2
- 1.6.5
- 1.6.5_p1
- 1.6.5_p2
- 1.6.5p1
- 1.6.5p2
- 1.6.6
- 1.6.7
- 1.6.7_p5
- 1.6.8
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
Red Hat statement
We do not consider this to be a security issue: http://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=139478#c1
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 1, 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 1, 2026 | 0.62% (0.00624) | 48.02th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.62% (0.00624) | 45.01th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.10% (0.00097) | 24.89th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.04% (0.00043) | 11.29th | v3 (v2023.03.01) |
| Nov 13, 2023 | 0.04% (0.00043) | 7.88th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.04% (0.00043) | 5.88th | 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 (22)
- http://docs.info.apple.com/article.html?artnum=305214 x_refsource_CONFIRM
- http://lists.apple.com/archives/security-announce/2007/Mar/msg00002.html vendor-advisoryx_refsource_APPLE
- http://secunia.com/advisories/17318 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/17322 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/17345 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/17390 third-party-advisoryx_refsource_SECUNIAPatchVendor Advisory
- http://secunia.com/advisories/17666 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/18549 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/24479 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://www.debian.org/security/2005/dsa-870 vendor-advisoryx_refsource_DEBIANPatchVendor Advisory
- http://www.mandriva.com/security/advisories?name=MDKSA-2005:201 vendor-advisoryx_refsource_MANDRIVA
- http://www.novell.com/linux/security/advisories/2006_02_sr.html vendor-advisoryx_refsource_SUSE
- http://www.openpkg.org/security/OpenPKG-SA-2006.002-sudo.html vendor-advisoryx_refsource_OPENPKG
- http://www.securityfocus.com/advisories/9643 vendor-advisoryx_refsource_SUSEVendor Advisory
- http://www.securityfocus.com/bid/15191 vdb-entryx_refsource_BIDExploit
- http://www.sudo.ws/bugs/show_bug.cgi?id=182 x_refsource_CONFIRM
- http://www.us-cert.gov/cas/techalerts/TA07-072A.html third-party-advisoryx_refsource_CERTUS Government Resource
- http://www.vupen.com/english/advisories/2007/0930 vdb-entryx_refsource_VUPENVendor Advisory
- https://access.redhat.com/security/cve/CVE-2005-2959 Vendor Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2005-2959
- https://usn.ubuntu.com/213-1/ vendor-advisoryx_refsource_UBUNTU
- https://www.cve.org/CVERecord?id=CVE-2005-2959
Change history (0)
No recorded changes yet.