Integer Overflow or Wraparound Affecting squid:4/libecap package, versions <0:1.0.1-2.module_el8.6.0+2741+01592ae8

Q: How to fix?

<p>Upgrade <code>AlmaLinux:8</code> <code>squid:4/libecap</code> to version 0:1.0.1-2.module_el8.6.0+2741+01592ae8 or higher.<br>This issue was patched in <code>ALSA-2021:4292</code>.</p>

Threat Intelligence

3.21% (92^nd percentile)

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Snyk ID SNYK-ALMALINUX8-SQUID-5634873
published 28 May 2023
disclosed 9 Nov 2021

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Introduced: 9 Nov 2021

CVE-2021-31807 Open this link in a new tab CWE-190 Open this link in a new tab

How to fix?

Upgrade AlmaLinux:8 squid:4/libecap to version 0:1.0.1-2.module_el8.6.0+2741+01592ae8 or higher.
This issue was patched in ALSA-2021:4292.

NVD Description

Note: Versions mentioned in the description apply only to the upstream squid:4/libecap package and not the squid:4/libecap package as distributed by AlmaLinux. See How to fix? for AlmaLinux:8 relevant fixed versions and status.

An issue was discovered in Squid before 4.15 and 5.x before 5.0.6. An integer overflow problem allows a remote server to achieve Denial of Service when delivering responses to HTTP Range requests. The issue trigger is a header that can be expected to exist in HTTP traffic without any malicious intent.

References

CVSS Scores

version 3.1

Attack Vector (AV)

Network
Attack Complexity (AC)

Low
Privileges Required (PR)

Low
User Interaction (UI)

None

Scope (S)

Unchanged

Confidentiality (C)

None
Integrity (I)

None
Availability (A)

High