CVE-2017-11455: Ivanti Connect Secure

High severity, CVSS 8.8. EPSS: 1.3% chance of exploitation in the next 30 days.

diag.cgi in Pulse Connect Secure 8.2R1 through 8.2R5, 8.1R1 through 8.1R10 and Pulse Policy Secure 5.3R1 through 5.3R5, 5.2R1 through 5.2R8, and 5.1R1 through 5.1R10 allow remote attackers to hijack the authentication of administrators for requests to start tcpdump, related to the lack of anti-CSRF tokens.

Affected products

• Ivanti Connect Secure: version 8.1 only
• Pulse Secure Pulse Connect Secure: version 8.1r1.0 only; version 8.2r1.0 only; version 8.2r1.1 only; version 8.2r2.0 only; version 8.2r3.0 only; version 8.2r3.1 only; …
• Pulse Secure Pulse Policy Secure: version 5.1r1.0 only; version 5.1r1.1 only; version 5.1r2.0 only; version 5.1r2.1 only; version 5.1r3.0 only; version 5.1r3.2 only; …

Published 2017-08-29. Last modified 2026-06-17.