Resource exhaustion in Apache Traffic Server - CVE-2024-56202

Vulnerability identifier: #VU107418

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-2024-56202

CWE-ID: CWE-400

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 application unreasonable retain resources when handling the Expect HTTP header field. A remote attacker can send specially crafted HTTP requests to the server, trigger resource exhaustion and perform a denial of service (DoS) attack.

Apache Traffic Server
Debian Linux
openEuler
trafficserver (Debian package)
trafficserver
trafficserver-debuginfo
trafficserver-debugsource
trafficserver-devel
trafficserver-perl

Install updates from vendor's website.

Apache Traffic Server - addressed in versions 9.2.9, 10.0.4
trafficserver (Debian package) - update to 9.2.5+ds-0+deb12u2
trafficserver - update to 9.2.5-4
trafficserver-debuginfo - update to 9.2.5-4
trafficserver-debugsource - update to 9.2.5-4
trafficserver-devel - update to 9.2.5-4
trafficserver-perl - update to 9.2.5-4

• https://lists.apache.org/thread/btofzws2yqskk2n7f01r3l1819x01023

• Multiple vulnerabilities in Apache Traffic Server
• Debian update for trafficserver
• openEuler 24.03 LTS update for trafficserver
• openEuler 24.03 LTS SP1 update for trafficserver