Input validation error in Apache Traffic Server - CVE-2022-47185

Vulnerability identifier: #VU79782

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-2022-47185

CWE-ID: CWE-20

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 validation of user-supplied input when processing an invalid Range HTTP header. A remote attacker can send a specially crafted HTTP request to the server 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 8.1.8, 9.2.2
trafficserver (Debian package) - addressed in versions 8.1.9+ds-1~deb11u1, 9.2.3+ds-1+deb12u1
trafficserver - update to 9.1.4-4
trafficserver-debuginfo - update to 9.1.4-4
trafficserver-debugsource - update to 9.1.4-4
trafficserver-devel - update to 9.1.4-4
trafficserver-perl - update to 9.1.4-4

• https://lists.apache.org/thread/jsl6dfdgs1mjjo1mbtyflyjr7xftswhc
• https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BOTOM2MFKOLK46Q3BQHO662HTPZFRQUC/

• Denial of service in Apache Traffic Server
• Debian update for trafficserver
• openEuler 20.03 LTS SP4 update for trafficserver