CVE-2021-28652
Medium
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.
SeverityMedium
CVSS4.9
Exploit probability—
Product
Squid
PublishedMay 27, 2021
First seenMay 27, 2021
How to fix
Update
- squid-cache squid4.15, 5.0.6 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| squid-cache squid | 1.0 ≤ v < 4.15, 5.0 ≤ v < 5.0.6 | 4.15, 5.0.6 |
| debian debian_linux | 9.0, 10.0 | — |
| fedoraproject fedora | 33, 34 | — |
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