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High severity8.1NVD Advisory· Published Apr 6, 2020· Updated Jun 17, 2026

CVE-2020-11581

CVE-2020-11581

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.

Affected products

4
  • Pulsesecure/Pulse Connect Secure2 versions
    cpe:2.3:a:pulsesecure:pulse_connect_secure:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:a:pulsesecure:pulse_connect_secure:*:*:*:*:*:*:*:*range: <=2020-04-06
    • (no CPE)range: <=2020-04-06
  • Pulsesecure/Policy Secure
    cpe:2.3:a:pulsesecure:pulse_policy_secure:-:*:*:*:*:*:*:*
  • Pulse Secure/Pulse Connect Securedescription

Patches

Vulnerability mechanics

References

1

News mentions

0

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