Vulnerability Report

CVE-2010-2956

Title: Todd Miller Sudo Auth Bypass

Auth Bypass

Proof Of Concept

No public PoC currently indexed for CVE-2010-2956.

CWE Category NVD-CWE-noinfo

Published Date Sep 10, 2010

Modified Date Jun 16, 2026

Exploit Status Not Found

Score 6.2 CVSS v2.0

Exploit Probability (EPSS)

0.36%

Vulnerability Summary

CVE-2010-2956: Sudo 1.7.0 through 1.7.4p3, when a Runas group is configured, does not properly handle use of the -u option in conjunction with the -g option, which allows local users to gain privileges via a command line containing a "-u root" sequence.

Impacted Vendors

gratisoft 1

todd_miller 1

Reference Links

http://lists.fedoraproject.org/pipermail/package-announce/2010-September/047516.html http://lists.opensuse.org/opensuse-security-announce/2010-09/msg00006.html http://secunia.com/advisories/40508 http://secunia.com/advisories/41316 http://secunia.com/advisories/42787 http://security.gentoo.org/glsa/glsa-201009-03.xml http://wiki.rpath.com/Advisories:rPSA-2010-0075 http://www.mandriva.com/security/advisories?name=MDVSA-2010:175 http://www.redhat.com/support/errata/RHSA-2010-0675.html http://www.securityfocus.com/archive/1/514489/100/0/threaded http://www.securityfocus.com/archive/1/515545/100/0/threaded http://www.securityfocus.com/bid/43019 http://www.securitytracker.com/id?1024392 http://www.sudo.ws/sudo/alerts/runas_group.html http://www.ubuntu.com/usn/USN-983-1 http://www.vmware.com/security/advisories/VMSA-2011-0001.html http://www.vupen.com/english/advisories/2010/2312 http://www.vupen.com/english/advisories/2010/2318 http://www.vupen.com/english/advisories/2010/2320 http://www.vupen.com/english/advisories/2010/2358 http://www.vupen.com/english/advisories/2011/0025 https://bugzilla.redhat.com/show_bug.cgi?id=628628 http://lists.fedoraproject.org/pipermail/package-announce/2010-September/047516.html http://lists.opensuse.org/opensuse-security-announce/2010-09/msg00006.html http://secunia.com/advisories/40508 http://secunia.com/advisories/41316 http://secunia.com/advisories/42787 http://security.gentoo.org/glsa/glsa-201009-03.xml http://wiki.rpath.com/Advisories:rPSA-2010-0075 http://www.mandriva.com/security/advisories?name=MDVSA-2010:175 http://www.redhat.com/support/errata/RHSA-2010-0675.html http://www.securityfocus.com/archive/1/514489/100/0/threaded http://www.securityfocus.com/archive/1/515545/100/0/threaded http://www.securityfocus.com/bid/43019 http://www.securitytracker.com/id?1024392 http://www.sudo.ws/sudo/alerts/runas_group.html http://www.ubuntu.com/usn/USN-983-1 http://www.vmware.com/security/advisories/VMSA-2011-0001.html http://www.vupen.com/english/advisories/2010/2312 http://www.vupen.com/english/advisories/2010/2318 http://www.vupen.com/english/advisories/2010/2320 http://www.vupen.com/english/advisories/2010/2358 http://www.vupen.com/english/advisories/2011/0025 https://bugzilla.redhat.com/show_bug.cgi?id=628628

CVSS v2.0

Source Entity [email protected]

Severity MEDIUM

6.2

Access Vector

N/A

Authentication

N/A

RAW VECTOR AV:L/AC:H/Au:N/C:C/I:C/A:C

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2010-2956 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

June 16, 2026 MODIFIED

Vulnerability data updated via NVD.

April 29, 2026 MODIFIED

Vulnerability data updated via NVD.

April 11, 2025 MODIFIED

Vulnerability data or affected products updated.

September 10, 2010 PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector N/A

Complexity N/A

Privileges N/A

Interaction NONE

CVSS Vector String


                                    AV:L/AC:H/Au:N/C:C/I:C/A:C

Affected Stack

No specific products linked.