CVE-2020-11581

moderate-risk
Published 2020-04-06

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.

Do I need to act?

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39.3% chance of exploitation in next 30 days
EPSS score — higher than 61% of all CVEs
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.1/10 High
NETWORK / HIGH complexity

Affected Vendors

48
/ 100
moderate-risk
Severity 24/34 · High
Exploitability 17/34 · Moderate
Exposure 7/34 · Low