sudo: format string flaw in sudo_debug()
Published Feb 1, 2012
7.2
HIGHCVSS 2.0
EPSS 2.93%
Description
Format string vulnerability in the sudo_debug function in Sudo 1.8.0 through 1.8.3p1 allows local users to execute arbitrary code via format string sequences in the program name for sudo.
Affected products
No data.
- 1.8.0
- 1.8.1
- 1.8.1p1
- 1.8.1p2
- 1.8.2
- 1.8.3
- 1.8.3p1
No data.
Red Hat Enterprise Linux 4
sudo
Not affected
Red Hat Enterprise Linux 5
sudo
Not affected
Red Hat Enterprise Linux 6
sudo
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 4 | sudo | Not affected | n/a |
| Red Hat Enterprise Linux 5 | sudo | Not affected | n/a |
| Red Hat Enterprise Linux 6 | sudo | Not affected | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
Not vulnerable. This issue did not affect the versions of sudo as shipped with Red Hat Enterprise Linux 4, 5, or 6 as they did not include the vulnerable debugging support.
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 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 (20 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.93% (0.02925) | 86.58th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.97% (0.02968) | 85.42th | v5 (v2026.06.15) |
| May 21, 2026 | 43.47% (0.43474) | 97.56th | v4 (v2025.03.14) |
| May 20, 2026 | 47.78% (0.47780) | 97.75th | v4 (v2025.03.14) |
| Mar 13, 2026 | 45.60% (0.45602) | 97.55th | v4 (v2025.03.14) |
| Mar 8, 2026 | 42.55% (0.42555) | 97.40th | v4 (v2025.03.14) |
| Dec 23, 2025 | 46.66% (0.46663) | 97.54th | v4 (v2025.03.14) |
| Oct 2, 2025 | 43.58% (0.43575) | 97.44th | v4 (v2025.03.14) |
| Jul 1, 2025 | 60.74% (0.60737) | 98.19th | v4 (v2025.03.14) |
| Mar 30, 2025 | 53.96% (0.53958) | 97.79th | v4 (v2025.03.14) |
| Mar 29, 2025 | 50.59% (0.50593) | 96.85th | v4 (v2025.03.14) |
| Mar 17, 2025 | 57.80% (0.57797) | 97.95th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.05% (0.00050) | 21.00th | v3 (v2023.03.01) |
| Jun 13, 2024 | 0.06% (0.00062) | 26.70th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.06% (0.00062) | 24.69th | v3 (v2023.03.01) |
| Mar 6, 2023 | 2.08% (0.02084) | 79.93th | v2 (v2022.01.01) |
| Jul 17, 2022 | 2.08% (0.02084) | 78.81th | v2 (v2022.01.01) |
| Apr 16, 2022 | 2.65% (0.02653) | 80.58th | v2 (v2022.01.01) |
| Apr 1, 2022 | 2.74% (0.02739) | 81.23th | v2 (v2022.01.01) |
| Feb 4, 2022 | 2.74% (0.02739) | 62.78th | v2 (v2022.01.01) |
References (8)
- http://archives.neohapsis.com/archives/fulldisclosure/2012-01/0591.html mailing-listx_refsource_FULLDISC
- http://archives.neohapsis.com/archives/fulldisclosure/2012-01/att-0591/advisory_sudo.txt x_refsource_MISCExploit
- http://security.gentoo.org/glsa/glsa-201203-06.xml vendor-advisoryx_refsource_GENTOO
- http://www.sudo.ws/sudo/alerts/sudo_debug.html x_refsource_CONFIRMExploitVendor Advisory
- https://access.redhat.com/security/cve/CVE-2012-0809 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=784443 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2012-0809
- https://www.cve.org/CVERecord?id=CVE-2012-0809
| Link | Providers | Tags |
|---|---|---|
| http://archives.neohapsis.com/archives/fulldisclosure/2012-01/0591.html | mailing-listx_refsource_FULLDISC | |
| http://archives.neohapsis.com/archives/fulldisclosure/2012-01/att-0591/advisory_sudo.txt | x_refsource_MISCExploit | |
| http://security.gentoo.org/glsa/glsa-201203-06.xml | vendor-advisoryx_refsource_GENTOO | |
| http://www.sudo.ws/sudo/alerts/sudo_debug.html | x_refsource_CONFIRMExploitVendor Advisory | |
| https://access.redhat.com/security/cve/CVE-2012-0809 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=784443 | Issue Tracking | |
| https://nvd.nist.gov/vuln/detail/CVE-2012-0809 | ||
| https://www.cve.org/CVERecord?id=CVE-2012-0809 |
Change history (0)
No recorded changes yet.