High severity · published Oct 28, 2024
CVE-2024-45802
Squid is an open source caching proxy for the Web supporting HTTP, HTTPS, FTP, and more
7.5
CVSS
47.9%
EPSS
No
On KEV
Description
Squid is an open source caching proxy for the Web supporting HTTP, HTTPS, FTP, and more. Due to Input Validation, Premature Release of Resource During Expected Lifetime, and Missing Release of Resource after Effective Lifetime bugs, Squid is vulnerable to Denial of Service attacks by a trusted server against all clients using the proxy. This bug is fixed in the default build configuration of Squid version 6.10.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)47.9% · higher than 99% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SQ
Squid · Squid-cache
3.0 before 6.10 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2024-45802
CVE.org
https://www.cve.org/CVERecord?id=CVE-2024-45802
Mitigation
https://github.com/squid-cache/squid/security/advisories/GHSA-f975-v7qw-q7hj
lists.debian.org
https://lists.debian.org/debian-lts-announce/2025/03/msg00009.html
security.netapp.com
https://security.netapp.com/advisory/ntap-20250103-0004/
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