The secure path feature in env.c in sudo 1.3.1 through 1.6.9p22 and 1.7.0 through 1.7.2p6 does not properly handle an environment that contains multiple PATH variables, which might allow local users to gain privileges via a crafted value of the last PATH variable.
Conclusion & alert: CVE-2010-1646 is rated Exploit Available (52.8/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.46%). Core evidence: 2 public exploit reference(s) are indexed (Exploit-DB). Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
| EDB-ID | Source | Kind | Published | Link |
|---|---|---|---|---|
| — | nvd_ref | exploit_tag | Exploit-DB ↗ | |
| — | nvd_ref | exploit_tag | Exploit-DB ↗ |
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 | 2026-06-15 | 0.08% | 0.46% | +0.38% |
| 2 | 2025-03-17 | 0.04% | 0.08% | +0.03% |
| 3 | 2023-03-07 | — | 0.04% | — |
Full EPSS history (4 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-2010-1646 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-2010-1646 |
gentoo
|
high | CVE-2010-1646: 1 GLSA(s) (201009-03), 1 atom(s) (app-admin/sudo); latest impact high. | https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2010-1646 |
redhat
|
medium | — | https://access.redhat.com/security/cve/CVE-2010-1646 |
suse
|
medium | CVE-2010-1646 severity moderate: SUSE including 29 source package names (sudo, sudo-1.8.10p3-1.62, …), 119 product×package rows across 76 product lines (HPE Helion OpenStack 8, SUSE CaaS Platform 4.0, … (76 product lines)): Known Not Affected 83, Fixed 36. | https://www.suse.com/security/cve/CVE-2010-1646/ |
ubuntu
|
medium | CVE-2010-1646 medium priority: Ubuntu including 1 source packages (sudo), 6 status rows across 6 suites (dapper, hardy, jaunty, karmic, lucid, upstream): released 6. | https://ubuntu.com/security/CVE-2010-1646 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| todd_miller | sudo | 1.3.1 | cpe:2.3:a:todd_miller:sudo:1.3.1:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6 | cpe:2.3:a:todd_miller:sudo:1.6:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.1 | cpe:2.3:a:todd_miller:sudo:1.6.1:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.2 | cpe:2.3:a:todd_miller:sudo:1.6.2:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.2p1 | cpe:2.3:a:todd_miller:sudo:1.6.2p1:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.2p2 | cpe:2.3:a:todd_miller:sudo:1.6.2p2:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.2p3 | cpe:2.3:a:todd_miller:sudo:1.6.2p3:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.3 | cpe:2.3:a:todd_miller:sudo:1.6.3:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.3p1 | cpe:2.3:a:todd_miller:sudo:1.6.3p1:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.3p2 | cpe:2.3:a:todd_miller:sudo:1.6.3p2:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.3p3 | cpe:2.3:a:todd_miller:sudo:1.6.3p3:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.3p4 | cpe:2.3:a:todd_miller:sudo:1.6.3p4:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.3p5 | cpe:2.3:a:todd_miller:sudo:1.6.3p5:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.3p6 | cpe:2.3:a:todd_miller:sudo:1.6.3p6:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.3p7 | cpe:2.3:a:todd_miller:sudo:1.6.3p7:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.4 | cpe:2.3:a:todd_miller:sudo:1.6.4:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.4p1 | cpe:2.3:a:todd_miller:sudo:1.6.4p1:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.4p2 | cpe:2.3:a:todd_miller:sudo:1.6.4p2:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.5 | cpe:2.3:a:todd_miller:sudo:1.6.5:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.5p1 | cpe:2.3:a:todd_miller:sudo:1.6.5p1:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.5p2 | cpe:2.3:a:todd_miller:sudo:1.6.5p2:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.6 | cpe:2.3:a:todd_miller:sudo:1.6.6:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.7 | cpe:2.3:a:todd_miller:sudo:1.6.7:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.7p1 | cpe:2.3:a:todd_miller:sudo:1.6.7p1:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.7p2 | cpe:2.3:a:todd_miller:sudo:1.6.7p2:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.7p3 | cpe:2.3:a:todd_miller:sudo:1.6.7p3:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.7p4 | cpe:2.3:a:todd_miller:sudo:1.6.7p4:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.7p5 | cpe:2.3:a:todd_miller:sudo:1.6.7p5:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.8 | cpe:2.3:a:todd_miller:sudo:1.6.8:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.8p1 | cpe:2.3:a:todd_miller:sudo:1.6.8p1:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.8p2 | cpe:2.3:a:todd_miller:sudo:1.6.8p2:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.8p3 | cpe:2.3:a:todd_miller:sudo:1.6.8p3:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.8p4 | cpe:2.3:a:todd_miller:sudo:1.6.8p4:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.8p5 | cpe:2.3:a:todd_miller:sudo:1.6.8p5:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.8p6 | cpe:2.3:a:todd_miller:sudo:1.6.8p6:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.8p7 | cpe:2.3:a:todd_miller:sudo:1.6.8p7:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.8p8 | cpe:2.3:a:todd_miller:sudo:1.6.8p8:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.8p9 | cpe:2.3:a:todd_miller:sudo:1.6.8p9:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.8p10 | cpe:2.3:a:todd_miller:sudo:1.6.8p10:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.8p11 | cpe:2.3:a:todd_miller:sudo:1.6.8p11:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.8p12 | cpe:2.3:a:todd_miller:sudo:1.6.8p12:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.9 | cpe:2.3:a:todd_miller:sudo:1.6.9:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.9p1 | cpe:2.3:a:todd_miller:sudo:1.6.9p1:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.9p2 | cpe:2.3:a:todd_miller:sudo:1.6.9p2:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.9p3 | cpe:2.3:a:todd_miller:sudo:1.6.9p3:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.9p4 | cpe:2.3:a:todd_miller:sudo:1.6.9p4:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.9p5 | cpe:2.3:a:todd_miller:sudo:1.6.9p5:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.9p6 | cpe:2.3:a:todd_miller:sudo:1.6.9p6:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.9p7 | cpe:2.3:a:todd_miller:sudo:1.6.9p7:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.9p8 | cpe:2.3:a:todd_miller:sudo:1.6.9p8:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.9p9 | cpe:2.3:a:todd_miller:sudo:1.6.9p9:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.9p10 | cpe:2.3:a:todd_miller:sudo:1.6.9p10:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.9p11 | cpe:2.3:a:todd_miller:sudo:1.6.9p11:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.9p12 | cpe:2.3:a:todd_miller:sudo:1.6.9p12:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.9p13 | cpe:2.3:a:todd_miller:sudo:1.6.9p13:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.9p14 | cpe:2.3:a:todd_miller:sudo:1.6.9p14:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.9p15 | cpe:2.3:a:todd_miller:sudo:1.6.9p15:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.9p16 | cpe:2.3:a:todd_miller:sudo:1.6.9p16:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.9p17 | cpe:2.3:a:todd_miller:sudo:1.6.9p17:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.9p18 | cpe:2.3:a:todd_miller:sudo:1.6.9p18:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.9p19 | cpe:2.3:a:todd_miller:sudo:1.6.9p19:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.9p20 | cpe:2.3:a:todd_miller:sudo:1.6.9p20:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.9p21 | cpe:2.3:a:todd_miller:sudo:1.6.9p21:*:*:*:*:*:*:* |
| todd_miller | sudo | 1.6.9p22 | cpe:2.3:a:todd_miller:sudo:1.6.9p22:*:*:*:*:*:*:* |
| 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:*:*:*:*:*:*:* |