CVE-2015-5262: Apache Httpclient

Medium severity, CVSS 4.3. EPSS: 18.8% chance of exploitation in the next 30 days.

http/conn/ssl/SSLConnectionSocketFactory.java in Apache HttpComponents HttpClient before 4.3.6 ignores the http.socket.timeout configuration setting during an SSL handshake, which allows remote attackers to cause a denial of service (HTTPS call hang) via unspecified vectors.

Affected products

• Apache Httpclient: from 4.3, up to and including 4.3.5
• Canonical Ubuntu Linux: version 12.04 only; version 14.04 only; version 15.04 only
• Fedoraproject Fedora: version 21 only; version 22 only; version 23 only

Published 2015-10-27. Last modified 2026-06-17.