Format string error in Sudo



Published: 2012-02-01 | Updated: 2020-07-28
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2012-0809
CWE-ID CWE-134
Exploitation vector Local
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
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Sudo
Client/Desktop applications / Software for system administration

Vendor Sudo

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Format string error

EUVDB-ID: #VU32823

Risk: Low

CVSSv3.1:

CVE-ID: CVE-2012-0809

CWE-ID: CWE-134 - Use of Externally-Controlled Format String

Exploit availability: Yes

Description

The vulnerability allows a local non-authenticated attacker to execute arbitrary code.

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.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Sudo: 1.8.0 - 1.8.3p1


CPE2.3 External links

http://archives.neohapsis.com/archives/fulldisclosure/2012-01/0591.html
http://archives.neohapsis.com/archives/fulldisclosure/2012-01/att-0591/advisory_sudo.txt
http://security.gentoo.org/glsa/glsa-201203-06.xml
http://www.sudo.ws/sudo/alerts/sudo_debug.html

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?



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