Updated: 2025-08-20 00:05:55.370428
Description:
http.client in Python 3.x before 3.5.10, 3.6.x before 3.6.12, 3.7.x before 3.7.9, and 3.8.x before 3.8.5 allows CRLF injection if the attacker controls the HTTP request method, as demonstrated by inserting CR and LF control characters in the first argument of HTTPConnection.request.
| Links | NIST | CIRCL | RHEL | Ubuntu |
| Severity | Score | |
|---|---|---|
| CVSS Version 2.x | MEDIUM | 6.4 |
| CVSS Version 3.x | HIGH | 7.2 |
| OS name | Project name | Version | Score | Severity | Status | Errata | Last updated | Statement |
|---|---|---|---|---|---|---|---|---|
| Oracle Linux 6 ELS | python | 2.6.6 | 7.2 | HIGH | Released | CLSA-2021:1634925483 | 2021-12-09 07:57:07 | |
| Oracle Linux 7 ELS | python | 2.7.5 | 7.2 | HIGH | Already Fixed | 2025-10-10 02:49:07 | ||
| RHEL 7 ELS | python | 2.7.5 | 7.2 | HIGH | Already Fixed | 2025-10-10 02:49:06 | ||
| Ubuntu 16.04 ELS | python2.7 | 2.7.12 | 7.2 | HIGH | Already Fixed | 2024-07-17 10:52:29 | ||
| Ubuntu 18.04 ELS | python2.7 | 2.7.17-1 | 7.2 | HIGH | Already Fixed | 2024-07-18 14:23:17 |