CVSS 3.1 Score 5.3 of 10 (medium)


Published Feb 14, 2024
Updated: Mar 22, 2024
CWE ID 182
CWE ID 400


CVE-2024-25617 is a vulnerability affecting Squid, an open-source caching proxy for the Web. The vulnerability allows for a Denial of Service attack on HTTP header parsing when oversized headers are sent in HTTP messages. This issue exists in versions of Squid prior to 6.5 if the request_header_max_size or reply_header_max_size settings are unchanged from the default. However, in Squid version 6.5 and later, the default settings prevent this vulnerability. Users are advised to upgrade to version 6.5 to mitigate the risk. There are no known workarounds for this vulnerability, and it poses a medium risk with low attack complexity and impact on availability.

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