Inefficient regular expression complexity in actionpack - CVE-2024-47887

Vulnerability identifier: #VU99671

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-2024-47887

CWE-ID: CWE-1333

Exploitation vector: Remote access

Exploit availability: No public exploit available

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

The vulnerability exists due to insufficient input validation when processing untrusted input with a regular expressions. A remote attacker can pass specially crafted data to the application and perform regular expression denial of service (ReDos) attack.

actionpack
SUSE Linux Enterprise High Performance Computing 15
SUSE Linux Enterprise Server for SAP Applications 15
SUSE Linux Enterprise Server 15
SUSE Linux Enterprise High Availability Extension 15
SUSE Manager Proxy
SUSE Manager Server
SUSE Manager Retail Branch Server
SUSE Linux Enterprise Server 15 SP3 Business Critical Linux
ruby2.5-rubygem-actionpack-5_1

Install update from vendor's website.

actionpack - addressed in versions 6.1.7.9, 7.0.8.5, 7.1.4.1, 7.2.1.1
ruby2.5-rubygem-actionpack-5_1 - update to 5.1.4-150000.3.32.1

• https://github.com/rails/rails/security/advisories/GHSA-vfg9-r3fq-jvx4
• https://github.com/rails/rails/commit/56b2fc3302836405b496e196a8d5fc0195e55049
• https://github.com/rails/rails/commit/7c1398854d51f9bb193fb79f226647351133d08a
• https://github.com/rails/rails/commit/8e057db25bff1dc7a98e9ae72e0083825b9ac545
• https://github.com/rails/rails/commit/f4dc83d8926509d0958ec21fcdbc2e7df3d32ce2

• Denial of service in Action Pack
• SUSE update for rubygem-actionpack-5_1