Input validation error in Squid - CVE-2024-25617

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Main Vulnerability Database Vulnerabilities #VU86547

Input validation error in Squid - CVE-2024-25617

Published: February 15, 2024


Vulnerability identifier: #VU86547
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-2024-25617
CWE-ID: CWE-20
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 insufficient validation of HTTP headers. A remote attacker can send a specially crafted HTTP request to the server and perform a denial of service (DoS) attack.

Successful exploitation of the vulnerability requires that the request_header_max_size or reply_header_max_size settings are
unchanged from the default.


Affected software

Squid
Amazon Linux AMI
Debian Linux
Oracle Linux
SUSE Linux Enterprise Server 15
SUSE Linux Enterprise High Performance Computing 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 High Performance Computing 12
SUSE Linux Enterprise Server 12
SUSE Linux Enterprise Server for SAP Applications 12
SUSE Linux Enterprise Real Time 15
SUSE Manager Server
SUSE Manager Retail Branch Server
SUSE Manager Proxy
Red Hat Enterprise Linux for Power, little endian
Red Hat Enterprise Linux for IBM z Systems
Anolis OS
Red Hat Enterprise Linux for Power, big endian
Red Hat Enterprise Linux Server
Red Hat Enterprise Linux Workstation
SUSE Enterprise Storage
Red Hat Enterprise Linux Server - AUS
Red Hat Enterprise Linux Server - TUS
Red Hat Enterprise Linux for ARM 64 - Extended Update Support
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
Red Hat Enterprise Linux for x86_64
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
Ubuntu
openEuler
Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions
squid3 (Ubuntu package)
squid (Ubuntu package)
libecap-devel
libecap
squid-sysvinit
squid-migration-script
squid
squid (Red Hat package)
squid-debuginfo
squid-debugsource
squid (Debian package)
Session Smart Router

How to mitigate CVE-2024-25617

Install updates from vendor's website.

Squid - update to 6.5
squid3 (Ubuntu package) - update to Ubuntu Pro
squid (Ubuntu package) - addressed in versions Ubuntu Pro (Infra-only), 4.10-1ubuntu1.10, 4.10-1ubuntu1.11, 4.10-1ubuntu1.12, 5.7-0ubuntu0.22.04.4, 6.1-2ubuntu1.3
libecap-devel - update to 1.0.1-2.0.1
libecap - update to 1.0.1-2.0.1
squid-sysvinit - update to 3.5.20-17
squid-migration-script - update to 3.5.20-17
squid - addressed in versions 3.5.20-17, 4.15-12
squid (Red Hat package) - addressed in versions 3.5.20-17.el7_9.10, 5.2-1.el9_0.6, 5.5-5.el9_2.5, 5.5-6.el9_3.8
squid - update to 4.9-20
squid-debuginfo - update to 4.9-20
squid-debugsource - update to 4.9-20
squid (Debian package) - addressed in versions 4.13-10+deb11u3, 5.7-2+deb12u1
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-debuginfo - addressed in versions 4.17-4.44.1, 4.17-150000.5.52.1, 5.7-150400.3.26.1
squid - update to 5.8-1
Session Smart Router - addressed in versions 6.2.10, 6.3.7

External References

Related Security Bulletins