CVE-2021-28652
Public on 2021-05-27
Modified on 2024-04-09
Description
An issue was discovered in Squid before 4.15 and 5.x before 5.0.6. Due to incorrect parser validation, it allows a Denial of Service attack against the Cache Manager API. This allows a trusted client to trigger memory leaks that. over time, lead to a Denial of Service via an unspecified short query string. This attack is limited to clients with Cache Manager API access privilege.
Severity
Medium
CVSS v3 Base Score
See breakdown
Affected Packages
| Platform | Package | Release Date | Advisory | Status |
|---|---|---|---|---|
| Amazon Linux 1 | squid | 2023-02-17 | ALAS-2023-1687 | Fixed |
| Amazon Linux 2 - Core | squid | 2023-02-17 | ALAS2-2023-1950 | Fixed |
| Amazon Linux 2 - Squid4 Extra | squid | 2023-08-21 | ALAS2SQUID4-2023-004 | Fixed |
CVSS Scores
| Score Type | Score | Vector | |
|---|---|---|---|
| Amazon Linux | CVSSv3 | 6.8 | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H |
| NVD | CVSSv2 | 4.0 | AV:N/AC:L/Au:S/C:N/I:N/A:P |
| NVD | CVSSv3 | 4.9 | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H |