Courier sqwebmail before 0.40.0 does not quickly drop privileges after startup in certain cases, which could allow local users to read arbitrary files.
Conclusion & alert: CVE-2002-1311 is rated Low Risk (27.6/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.34%). 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 | 2026-06-15 | 0.07% | 0.34% | +0.27% |
| 2 | 2025-03-17 | 0.04% | 0.07% | +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 |
|---|---|---|---|---|---|---|
| 4.6 | 2.0 | MEDIUM |
|
3.9 | 6.4 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
not yet assigned | CVE-2002-1311 not yet assigned priority: Debian including 1 source packages (courier), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2002-1311 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| double_precision_incorporated | courier_mta | 0.37.3 | cpe:2.3:a:double_precision_incorporated:courier_mta:0.37.3:*:*:*:*:*:*:* |
| double_precision_incorporated | courier_mta | 0.40 | cpe:2.3:a:double_precision_incorporated:courier_mta:0.40:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| http://marc.info/?l=bugtraq&m=103794021013436&w=2 | |
| http://www.debian.org/security/2002/dsa-197 | Patch Vendor Advisory |
| http://www.iss.net/security_center/static/10643.php | Vendor Advisory |
| http://www.securityfocus.com/bid/6189 |