CVE-2020-11581

HIGH

Pulse Secure Pulse Connect Secure < 2020-04-06 - OS Command Injection via Host Checker Policy Remediation

Title source: llm
STIX 2.1

Description

An issue was discovered in Pulse Secure Pulse Connect Secure (PCS) through 2020-04-06. The applet in tncc.jar, executed on macOS, Linux, and Solaris clients when a Host Checker policy is enforced, allows a man-in-the-middle attacker to perform OS command injection attacks (against a client) via shell metacharacters to the doCustomRemediateInstructions method, because Runtime.getRuntime().exec() is used.

References (2)

Core 2
Core References
Exploit, Third Party Advisory x_refsource_misc
https://git.lsd.cat/g/pulse-host-checker-rce

Scores

CVSS v3 8.1
EPSS 0.0984
EPSS Percentile 95.0%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-78
Status published
Products (2)
pulsesecure/pulse_connect_secure < 2020-04-06
pulsesecure/pulse_policy_secure
Published Apr 06, 2020
Tracked Since Feb 18, 2026