Updated: 2025-08-20 03:03:57.77499
Description:
python before versions 2.7.15, 3.4.9, 3.5.6rc1, 3.6.5rc1 and 3.7.0 is vulnerable to catastrophic backtracking in pop3lib's apop() method. An attacker could use this flaw to cause denial of service.
| Links | NIST | CIRCL | RHEL | Ubuntu |
| Severity | Score | |
|---|---|---|
| CVSS Version 2.x | MEDIUM | 5.0 |
| CVSS Version 3.x | HIGH | 7.5 |
| OS name | Project name | Version | Score | Severity | Status | Errata | Last updated | Statement |
|---|---|---|---|---|---|---|---|---|
| Alpine Linux 3.22 | python | 3.9 | 7.5 | HIGH | Not Vulnerable | 2026-02-17 09:40:05 | ||
| Alpine Linux 3.22 | python | 3.7 | 7.5 | HIGH | Not Vulnerable | 2026-02-17 09:40:07 | ||
| Alpine Linux 3.22 | python | 3.8 | 7.5 | HIGH | Not Vulnerable | 2026-02-17 09:40:10 | ||
| Alpine Linux 3.22 | python | 3.6 | 7.5 | HIGH | Already Fixed | 2026-01-27 16:42:50 | ||
| Debian 10 | python | 3.6 | 7.5 | HIGH | Already Fixed | 2025-09-05 09:15:54 | ||
| Debian 10 | python | 2.7 | 7.5 | HIGH | Not Vulnerable | 2025-09-05 09:15:53 | ||
| Debian 11 | python | 2.7 | 7.5 | HIGH | Not Vulnerable | 2025-09-05 09:15:53 | ||
| Debian 11 | python | 3.6 | 7.5 | HIGH | Already Fixed | 2025-09-05 09:15:54 | ||
| Debian 12 | python | 3.9 | 7.5 | HIGH | Not Vulnerable | 2026-02-17 09:40:09 | ||
| Debian 12 | python | 3.7 | 7.5 | HIGH | Not Vulnerable | 2026-02-17 09:40:07 |