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Fencer Intel
medium 6.2

CVE-2010-2956 json

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 opti…

published 2010-09-10 16 y ago modified 2026-06-16 4 mo ago also EUVD-2010-2960

cvss
6.2
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 30%
public exploits
0
none known

Summary

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.

Patch / fix

  • sudo Debian 14, Debian 13, Debian 12 1.7.4p4-1

debian advisories DEBIAN-CVE-2010-2956

  • sudo RHEL 5 1.7.2p1-8.el5_5

red hat advisories RHSA-2010:0675

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2010-2956 updated cvss 6.0

sudo: incorrect handling of RunAs specification with both user and group lists

  • Red Hat Enterprise Linux (v. 5 server) sudo 1.7.2p1-8.el5_5 Red Hat Enterprise Linux Desktop (v. 5 client) sudo 1.7.2p1-8.el5_5
    fixed: vendor fix RHSA-2010:0675
  • Red Hat Enterprise Linux 4 sudo Red Hat Enterprise Linux 6 sudo
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

0.36% chance of exploitation in the next 30 days, higher than 30% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 6.2 AV:L/AC:H/Au:N/C:C/I:C/A:C

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.