CVE-2023-50269 is an uncontrolled recursion vulnerability affecting Squid caching proxy versions 2.6 through 2.7.STABLE9, 3.1 through 5.9, and 6.0.1 through 6.5. A remote attacker can exploit this flaw by sending a large X-Forwarded-For header when the 'follow_x_forwarded_for' feature is configured, leading to a Denial of Service (DoS) attack against HTTP Request parsing. This vulnerability has a CVSS score of 7.5 (HIGH), indicating a network-based attack with low complexity and high impact on availability. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 3.1, <= 5.9CPE matchmatch criteria | cpe:2.3:a:squid-cache:squid:*:*:*:*:*:*:*:* | ||
>= 6.0.1, <= 6.5CPE matchmatch criteria | cpe:2.3:a:squid-cache:squid:*:*:*:*:*:*:*:* | ||
2.6CPE matchmatch criteria | cpe:2.3:a:squid-cache:squid:2.6:*:*:*:*:*:*:* | ||
2.7CPE matchmatch criteria | cpe:2.3:a:squid-cache:squid:2.7:-:*:*:*:*:*:* | ||
2.7CPE matchmatch criteria | cpe:2.3:a:squid-cache:squid:2.7:stable1:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
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