Improper input validation in Apache Traffic Server - CVE-2017-7671

 

Improper input validation in Apache Traffic Server - CVE-2017-7671

Published: March 21, 2018 / Updated: August 3, 2018


Vulnerability identifier: #VU11193
CSH Severity: Medium
CVSS v4.0: 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/E:U/U:Green
CVE-ID: CVE-2017-7671
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Apache Foundation
Affected software:
Apache Traffic Server

Detailed vulnerability description

The vulnerability allows a remote unauthenticated attacker to cause DoS condition on the target system.

The weakness exists due to improper Transport Layer Security (TLS) handshake operations. A remote attacker can send specially crafted input, trigger the TLS handshake process to become unresponsive and cause the service to crash.

How to mitigate CVE-2017-7671

Update to versions 6.2.2. or 7.1.2.

Sources