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.
Conclusion & alert: CVE-2010-2956 is rated Low Risk (30.3/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.06%). Mandatory action: Monitor for updates and reassess as exploit intelligence or EPSS changes.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2025-03-17 | 0.04% | 0.06% | +0.02% |
| 2 | 2023-03-07 | 1.55% | 0.04% | -1.50% |
| 3 | 2022-02-04 | — | 1.55% | — |
Full EPSS history (3 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 6.2 | 2.0 | MEDIUM |
|
1.9 | 10.0 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
not yet assigned | CVE-2010-2956 not yet assigned priority: Debian including 1 source packages (sudo), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2010-2956 |
gentoo
|
high | CVE-2010-2956: 1 GLSA(s) (201009-03), 1 atom(s) (app-admin/sudo); latest impact high. | https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2010-2956 |
redhat
|
high | — | https://access.redhat.com/security/cve/CVE-2010-2956 |
ubuntu
|
medium | CVE-2010-2956 medium priority: Ubuntu including 1 source packages (sudo), 6 status rows across 6 suites (dapper, hardy, jaunty, karmic, lucid, upstream): not-affected 3, released 2, pending 1. | https://ubuntu.com/security/CVE-2010-2956 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| todd_miller | sudo | 1.7.0 | cpe:2.3:a:todd_miller:sudo:1.7.0:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.7.1 | cpe:2.3:a:todd_miller:sudo:1.7.1:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.7.2 | cpe:2.3:a:todd_miller:sudo:1.7.2:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.7.2p1 | cpe:2.3:a:todd_miller:sudo:1.7.2p1:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.7.2p2 | cpe:2.3:a:todd_miller:sudo:1.7.2p2:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.7.2p3 | cpe:2.3:a:todd_miller:sudo:1.7.2p3:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.7.2p4 | cpe:2.3:a:todd_miller:sudo:1.7.2p4:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.7.2p5 | cpe:2.3:a:todd_miller:sudo:1.7.2p5:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.7.2p6 | cpe:2.3:a:todd_miller:sudo:1.7.2p6:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.7.2p7 | cpe:2.3:a:todd_miller:sudo:1.7.2p7:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.7.3b1 | cpe:2.3:a:todd_miller:sudo:1.7.3b1:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.7.4 | cpe:2.3:a:todd_miller:sudo:1.7.4:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.7.4p1 | cpe:2.3:a:todd_miller:sudo:1.7.4p1:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.7.4p2 | cpe:2.3:a:todd_miller:sudo:1.7.4p2:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.7.4p3 | cpe:2.3:a:todd_miller:sudo:1.7.4p3:*:*:*:*:*:*:* |