Integer Overflow or Wraparound Affecting squid package, versions <7:5.2-1.el9_0.2


Severity

Recommended
0.0
high
0
10

Based on AlmaLinux security rating

    Threat Intelligence

    EPSS
    0.1% (42nd percentile)

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  • Snyk ID SNYK-ALMALINUX9-SQUID-5619878
  • published 28 May 2023
  • disclosed 6 Oct 2022

How to fix?

Upgrade AlmaLinux:9 squid to version 7:5.2-1.el9_0.2 or higher.
This issue was patched in ALSA-2022:6839.

NVD Description

Note: Versions mentioned in the description apply only to the upstream squid package and not the squid package as distributed by AlmaLinux. See How to fix? for AlmaLinux:9 relevant fixed versions and status.

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 to a client. This is fixed in 5.7.

CVSS Scores

version 3.1
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NVD

8.6 high
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    None
  • Scope (S)
    Changed
  • Confidentiality (C)
    High
  • Integrity (I)
    None
  • Availability (A)
    None
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SUSE

8.9 high
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Red Hat

8.6 high