CVE-2020-13162

Summary

CVECVE-2020-13162
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2020-06-16 20:15:00 UTC
Updated2023-03-01 16:02:00 UTC
DescriptionA 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.

Risk And Classification

Problem Types: CWE-367

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Pulsesecure Pulse Secure Desktop Client 5.3 r1.0 All All
Application Pulsesecure Pulse Secure Desktop Client 5.3 r1.1 All All
Application Pulsesecure Pulse Secure Desktop Client 5.3 r2.0 All All
Application Pulsesecure Pulse Secure Desktop Client 5.3 r3.0 All All
Application Pulsesecure Pulse Secure Desktop Client 5.3 r4.1 All All
Application Pulsesecure Pulse Secure Desktop Client 5.3 r4.2 All All
Application Pulsesecure Pulse Secure Desktop Client 5.3 r5.0 All All
Application Pulsesecure Pulse Secure Desktop Client 5.3 r5.2 All All
Application Pulsesecure Pulse Secure Desktop Client 5.3 r6.0 All All
Application Pulsesecure Pulse Secure Desktop Client 5.3 r7.0 All All
Application Pulsesecure Pulse Secure Desktop Client 9.0 r1.0 All All
Application Pulsesecure Pulse Secure Desktop Client 9.0 r2 All All
Application Pulsesecure Pulse Secure Desktop Client 9.0 r2.1 All All
Application Pulsesecure Pulse Secure Desktop Client 9.0 r3 All All
Application Pulsesecure Pulse Secure Desktop Client 9.0 r3.2 All All
Application Pulsesecure Pulse Secure Desktop Client 9.0 r4 All All
Application Pulsesecure Pulse Secure Desktop Client 9.0 r4.0 All All
Application Pulsesecure Pulse Secure Desktop Client 9.0 r5.0 All All
Application Pulsesecure Pulse Secure Desktop Client 9.0 r6.0 All All
Application Pulsesecure Pulse Secure Desktop Client 9.1 r1.0 All All
Application Pulsesecure Pulse Secure Desktop Client 9.1 r2.0 All All
Application Pulsesecure Pulse Secure Desktop Client 9.1 r3.0 All All
Application Pulsesecure Pulse Secure Desktop Client 9.1 r3.1 All All
Application Pulsesecure Pulse Secure Desktop Client 9.1 r4.0 All All
Application Pulsesecure Pulse Secure Desktop Client 9.1 r4.1 All All
Application Pulsesecure Pulse Secure Desktop Client 9.1 r4.2 All All
Application Pulsesecure Pulse Secure Desktop Client 9.1 r5.0 All All
Application Pulsesecure Pulse Secure Desktop Client 9.1 r6.0 All All
Application Pulsesecure Pulse Secure Desktop Client 9.1 r7.0 All All
Application Pulsesecure Pulse Secure Desktop Client 5.3 r1.0 All All
Application Pulsesecure Pulse Secure Desktop Client 5.3 r1.1 All All
Application Pulsesecure Pulse Secure Desktop Client 5.3 r2.0 All All
Application Pulsesecure Pulse Secure Desktop Client 5.3 r3.0 All All
Application Pulsesecure Pulse Secure Desktop Client 5.3 r4.1 All All
Application Pulsesecure Pulse Secure Desktop Client 5.3 r4.2 All All
Application Pulsesecure Pulse Secure Desktop Client 5.3 r5.0 All All
Application Pulsesecure Pulse Secure Desktop Client 5.3 r5.2 All All
Application Pulsesecure Pulse Secure Desktop Client 5.3 r6.0 All All
Application Pulsesecure Pulse Secure Desktop Client 5.3 r7.0 All All
Application Pulsesecure Pulse Secure Desktop Client 9.0 r1.0 All All
Application Pulsesecure Pulse Secure Desktop Client 9.0 r2 All All
Application Pulsesecure Pulse Secure Desktop Client 9.0 r2.1 All All
Application Pulsesecure Pulse Secure Desktop Client 9.0 r3 All All
Application Pulsesecure Pulse Secure Desktop Client 9.0 r3.2 All All
Application Pulsesecure Pulse Secure Desktop Client 9.0 r4 All All
Application Pulsesecure Pulse Secure Desktop Client 9.0 r4.0 All All
Application Pulsesecure Pulse Secure Desktop Client 9.0 r5.0 All All
Application Pulsesecure Pulse Secure Desktop Client 9.0 r6.0 All All
Application Pulsesecure Pulse Secure Desktop Client 9.1 r1.0 All All
Application Pulsesecure Pulse Secure Desktop Client 9.1 r2.0 All All
Application Pulsesecure Pulse Secure Desktop Client 9.1 r3.0 All All
Application Pulsesecure Pulse Secure Desktop Client 9.1 r3.1 All All
Application Pulsesecure Pulse Secure Desktop Client 9.1 r4.0 All All
Application Pulsesecure Pulse Secure Desktop Client 9.1 r4.1 All All
Application Pulsesecure Pulse Secure Desktop Client 9.1 r4.2 All All
Application Pulsesecure Pulse Secure Desktop Client 9.1 r5.0 All All
Application Pulsesecure Pulse Secure Desktop Client 9.1 r6.0 All All
Application Pulsesecure Pulse Secure Desktop Client 9.1 r7.0 All All
Application Pulsesecure Pulse Secure Installer Service 8.3 All All All
Application Pulsesecure Pulse Secure Installer Service 9.1 All All All
Application Pulsesecure Pulse Secure Installer Service 9.1 r5.0 All All
Application Pulsesecure Pulse Secure Installer Service 8.3 All All All
Application Pulsesecure Pulse Secure Installer Service 9.1 All All All
Application Pulsesecure Pulse Secure Installer Service 9.1 r5.0 All All

References

ReferenceSourceLinkTags
Public KB - SA44503 - 2020-06: Out-of-Cycle Advisory: Pulse Secure Client TOCTOU Privilege Escalation Vulnerability (CVE-2020-13162) CONFIRM kb.pulsesecure.net Vendor Advisory
sepcali na Twitterze: "I will share the technical details and a working exploit on https://t.co/oNr2ig1iNs when a patch from the vendor will be available. :) @redtimmysec" MISC twitter.com Third Party Advisory
Pulse Secure Client for Windows <9.1.6 TOCTOU Privilege Escalation (CVE-2020-13162) - Red Timmy Security MISC www.redtimmy.com Exploit, Third Party Advisory
Pulse Secure Windows Client Privilege Escalation ≈ Packet Storm MISC packetstormsecurity.com
Public KB - Home MISC kb.pulsesecure.net Vendor Advisory
Pulse Secure Client For Windows Local Privilege Escalation ≈ Packet Storm MISC packetstormsecurity.com Third Party Advisory, VDB Entry
Full Disclosure: Pulse Secure Windows Client <9.1.6 (CVE-2020-13162) - exploit FULLDISC seclists.org
gsepcali on Twitter: "CVE-2020-13162 is a privilege escalation bug affecting every version of #PulseSecure Client for Windows <9.1R6. I have reported this vulnerability in April. It is now fixed and technical details are being disclosed: https://t.co/0cWR9fI57D" MISC twitter.com Third Party Advisory
sepcali on Twitter: "I will share the technical details and a working exploit on https://t.co/oNr2ig1iNs when a patch from the vendor will be available. :) @redtimmysec" MISC twitter.com Third Party Advisory
Full Disclosure: Pulse Secure Client < 9.1R6 TOCTOU Privilege Escalation (CVE-2020-13162) FULLDISC seclists.org Mailing List, Third Party Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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