CVE-2021-31807
MEDIUM6.5EPSS 33.7%Published: 6/8/2021Modified: 4/28/2026
Description
An issue was discovered in Squid before 4.15 and 5.x before 5.0.6. An integer overflow problem allows a remote server to achieve Denial of Service when delivering responses to HTTP Range requests. The issue trigger is a header that can be expected to exist in HTTP traffic without any malicious intent.
Affected packages (2)
- Alpine/squidfrom 0, < 4.15-r0
- Debian/squidfrom 0, < 4.13-10
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |