Uncontrolled recursion in Squid - CVE-2024-25111

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Main Vulnerability Database Vulnerabilities #VU87680

Uncontrolled recursion in Squid - CVE-2024-25111

Published: March 20, 2024


Vulnerability identifier: #VU87680
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2024-25111
CWE-ID: CWE-674
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to an uncontrolled recursion within the HTTP Chunked decoder when handling HTTP requests. A remote attacker can send a specially crafted chunked encoded HTTP Message to the proxy server and perform a denial of service (DoS) attack.


Affected software

Squid
Oracle Linux
Debian Linux
Amazon Linux AMI
Oracle Solaris
SUSE Linux Enterprise High Performance Computing 15
SUSE Linux Enterprise Server 15
SUSE Linux Enterprise Server for SAP Applications 15
SUSE Linux Enterprise High Performance Computing LTSS 15
SUSE Linux Enterprise High Performance Computing ESPOS 15
SUSE Linux Enterprise Real Time 15
SUSE Linux Enterprise High Performance Computing 12
SUSE Linux Enterprise Server for SAP Applications 12
SUSE Linux Enterprise Server 12
SUSE Manager Proxy
SUSE Manager Server
SUSE Manager Retail Branch Server
SUSE Enterprise Storage
Anolis OS
Red Hat Enterprise Linux Server - TUS
Red Hat Enterprise Linux Server - AUS
Red Hat Enterprise Linux for Power, little endian - Extended Update Support
Red Hat Enterprise Linux for IBM z Systems - Extended Update Support
Red Hat Enterprise Linux for x86_64 - Extended Update Support
Red Hat Enterprise Linux for ARM 64 - Extended Update Support
Red Hat Enterprise Linux for IBM z Systems
Red Hat Enterprise Linux for x86_64
Red Hat Enterprise Linux for ARM 64
Red Hat Enterprise Linux for Power, little endian
SUSE Linux Enterprise High Performance Computing 15 SP2 LTSS
SUSE Linux Enterprise Server 15 SP2 LTSS
SUSE Linux Enterprise Server 15 SP3 LTSS
SUSE Linux Enterprise Server 15 SP4 LTSS
Server Applications Module
openSUSE Leap
openEuler
Ubuntu
Fedora
Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions
libecap
libecap-devel
squid-debugsource
squid-debuginfo
squid
squid (Ubuntu package)
squid (Debian package)
squid (Red Hat package)
squid-doc

How to mitigate CVE-2024-25111

Install updates from vendor's website.

Squid - update to 6.8
Oracle Solaris - update to 11.4 SRU 71
libecap - update to 1.0.1-2.0.1
libecap-devel - update to 1.0.1-2.0.1
squid-debugsource - addressed in versions 4.9-22, 4.9-26, 6.6-3
squid-debuginfo - addressed in versions 4.9-22, 4.9-26, 6.6-3
squid - addressed in versions 4.9-22, 4.9-26, 6.6-3
squid (Ubuntu package) - addressed in versions 4.10-1ubuntu1.10, 4.10-1ubuntu1.11, 4.10-1ubuntu1.12, 5.7-0ubuntu0.22.04.4, 6.1-2ubuntu1.3
squid (Debian package) - addressed in versions 4.13-10+deb11u3, 5.7-2+deb12u1
squid - addressed in versions 4.15-12, 6.6-2
squid-debuginfo - addressed in versions 4.17-4.44.1, 4.17-150000.5.52.1, 5.7-150400.3.26.1
squid - addressed in versions 4.17-4.44.1, 4.17-150000.5.52.1, 5.7-150400.3.26.1
squid-debugsource - addressed in versions 4.17-4.44.1, 4.17-150000.5.52.1, 5.7-150400.3.26.1
squid (Red Hat package) - addressed in versions 5.2-1.el9_0.6, 5.5-5.el9_2.6, 5.5-6.el9_3.8
squid - update to 6.6-1
squid-doc - update to 6.6-2
squid - addressed in versions 6.9-1.fc38, 6.9-1.fc39

External References

Related Security Bulletins