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CVE-2020-13162

Published: Jun 16, 2020

Modified: May 5, 2025

PUBLISHED

Description

A time-of-check time-of-use vulnerability in PulseSecureService.exe in Pulse Secure Client versions prior to 9.1.6 down to 5.3 R70 for Windows (which runs as NT AUTHORITY/SYSTEM) allows unprivileged users to run a Microsoft Installer executable with elevated privileges.

Vendor	Product	Versions
n/a	n/a	affected `n/a`

References

https://kb.pulsesecure.net/?atype=sa

x_refsource_MISC

https://twitter.com/sepcali/status/1262551597990711296

x_refsource_MISC

20200616 Pulse Secure Client < 9.1R6 TOCTOU Privilege Escalation (CVE-2020-13162)

mailing-list

x_refsource_FULLDISC

https://www.redtimmy.com/privilege-escalation/pulse-secure-client-for-windows-9-1-6-toctou-privilege-escalation-cve-2020-13162/

x_refsource_MISC

http://packetstormsecurity.com/files/158117/Pulse-Secure-Client-For-Windows-Local-Privilege-Escalation.html

x_refsource_MISC

https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44503

x_refsource_CONFIRM

https://twitter.com/gsepcali/status/1262551597990711296

x_refsource_MISC

https://twitter.com/gsepcali/status/1272927080909623297

x_refsource_MISC

20200904 Pulse Secure Windows Client <9.1.6 (CVE-2020-13162) - exploit

mailing-list

x_refsource_FULLDISC

http://packetstormsecurity.com/files/159065/Pulse-Secure-Windows-Client-Privilege-Escalation.html

x_refsource_MISC

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