Cyber Resilience

CVE-2022-41318

High

Published: 25 December 2022

Published
25 December 2022
Modified
14 April 2025
KEV Added
Patch
23 September 2022
CVSS Score v3.1 8.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N
EPSS Score 0.0014 34.0th percentile
Risk Priority 17 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2022-41318 is a high-severity Integer Overflow or Wraparound (CWE-190) vulnerability in Squid-Cache Squid. Its CVSS base score is 8.6 (High).

Operationally, ranked at the 34.0th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

A buffer over-read was discovered in libntlmauth in Squid 2.5 through 5.6. Due to incorrect integer-overflow protection, the SSPI and SMB authentication helpers are vulnerable to reading unintended memory locations. In some configurations, cleartext credentials from these locations are sent…

more

to a client. This is fixed in 5.7.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

squid-cache
squid
2.5 — 5.7

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References