Vulnerability in imapd and ipop3d in Slackware 3.4 and 3.3 with shadowing enabled, and possibly other operating systems, allows remote attackers to cause a core dump via a short sequence of USER and PASS commands that do not provide valid usernames or passwords.
Conclusion & alert: CVE-1999-1445 is rated Moderate Risk (44.3/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 1.33%). Mandatory action: Review affected assets and schedule remediation.
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 | 0.65% | 1.33% | +0.69% |
| 2 | 2026-01-02 | 0.81% | 0.65% | -0.17% |
| 3 | 2025-03-30 | — | 0.81% | — |
Full EPSS history (7 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 5.0 | 2.0 | MEDIUM |
|
10.0 | 2.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| slackware | slackware_linux | 3.3 | cpe:2.3:o:slackware:slackware_linux:3.3:*:*:*:*:*:*:* |
| slackware | slackware_linux | 3.4 | cpe:2.3:o:slackware:slackware_linux:3.4:*:*:*:*:*:*:* |