CVE-2020-15811
Public on 2020-09-02
Modified on 2020-11-16
Description
A flaw was found in squid. Due to incorrect data validation, an HTTP Request Splitting attack against HTTP and HTTPS traffic is possible leading to cache poisoning. The highest threat from this vulnerability is to data confidentiality and integrity.
Severity
Important
CVSS v3 Base Score
See breakdown
Affected Packages
| Platform | Package | Release Date | Advisory | Status |
|---|---|---|---|---|
| Amazon Linux 1 | squid | 2020-11-16 | ALAS-2020-1453 | Fixed |
| Amazon Linux 2 - Core | squid | 2020-10-22 | ALAS2-2020-1548 | Fixed |
| Amazon Linux 2 - Squid4 Extra | squid | 2023-08-21 | ALAS2SQUID4-2023-006 | Fixed |
CVSS Scores
| Score Type | Score | Vector | |
|---|---|---|---|
| Amazon Linux | CVSSv3 | 9.6 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N |
| NVD | CVSSv2 | 4.0 | AV:N/AC:L/Au:S/C:N/I:P/A:N |
| NVD | CVSSv3 | 6.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N |