7

CVE-2020-13162

Exploit
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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Pulsesecure ≫ Pulse Secure Desktop Client Version5.3 Updater1.0 SwPlatformwindows
Pulsesecure ≫ Pulse Secure Desktop Client Version5.3 Updater1.1 SwPlatformwindows
Pulsesecure ≫ Pulse Secure Desktop Client Version5.3 Updater2.0 SwPlatformwindows
Pulsesecure ≫ Pulse Secure Desktop Client Version5.3 Updater3.0 SwPlatformwindows
Pulsesecure ≫ Pulse Secure Desktop Client Version5.3 Updater4.1 SwPlatformwindows
Pulsesecure ≫ Pulse Secure Desktop Client Version5.3 Updater4.2 SwPlatformwindows
Pulsesecure ≫ Pulse Secure Desktop Client Version5.3 Updater5.0 SwPlatformwindows
Pulsesecure ≫ Pulse Secure Desktop Client Version5.3 Updater5.2 SwPlatformwindows
Pulsesecure ≫ Pulse Secure Desktop Client Version5.3 Updater6.0 SwPlatformwindows
Pulsesecure ≫ Pulse Secure Desktop Client Version5.3 Updater7.0 SwPlatformwindows
Pulsesecure ≫ Pulse Secure Desktop Client Version9.0 Updater1.0 SwPlatformwindows
Pulsesecure ≫ Pulse Secure Desktop Client Version9.0 Updater2 SwPlatformwindows
Pulsesecure ≫ Pulse Secure Desktop Client Version9.0 Updater2.1 SwPlatformwindows
Pulsesecure ≫ Pulse Secure Desktop Client Version9.0 Updater3 SwPlatformwindows
Pulsesecure ≫ Pulse Secure Desktop Client Version9.0 Updater3.2 SwPlatformwindows
Pulsesecure ≫ Pulse Secure Desktop Client Version9.0 Updater4 SwPlatformwindows
Pulsesecure ≫ Pulse Secure Desktop Client Version9.0 Updater4.0 SwPlatformwindows
Pulsesecure ≫ Pulse Secure Desktop Client Version9.0 Updater5.0 SwPlatformwindows
Pulsesecure ≫ Pulse Secure Desktop Client Version9.0 Updater6.0 SwPlatformwindows
Pulsesecure ≫ Pulse Secure Desktop Client Version9.1 Updater1.0 SwPlatformwindows
Pulsesecure ≫ Pulse Secure Desktop Client Version9.1 Updater2.0 SwPlatformwindows
Pulsesecure ≫ Pulse Secure Desktop Client Version9.1 Updater3.0 SwPlatformwindows
Pulsesecure ≫ Pulse Secure Desktop Client Version9.1 Updater3.1 SwPlatformwindows
Pulsesecure ≫ Pulse Secure Desktop Client Version9.1 Updater4.0 SwPlatformwindows
Pulsesecure ≫ Pulse Secure Desktop Client Version9.1 Updater4.1 SwPlatformwindows
Pulsesecure ≫ Pulse Secure Desktop Client Version9.1 Updater4.2 SwPlatformwindows
Pulsesecure ≫ Pulse Secure Desktop Client Version9.1 Updater5.0 SwPlatformwindows
Pulsesecure ≫ Pulse Secure Desktop Client Version9.1 Updater6.0 SwPlatformwindows
Pulsesecure ≫ Pulse Secure Desktop Client Version9.1 Updater7.0 SwPlatformwindows
Pulsesecure ≫ Pulse Secure Installer Service Version8.3 SwPlatformwindows
Pulsesecure ≫ Pulse Secure Installer Service Version9.1 SwPlatformwindows
Pulsesecure ≫ Pulse Secure Installer Service Version9.1 Updater5.0 SwPlatformwindows
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.79% 0.515
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 7 1 5.9
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
nvd@nist.gov 6.9 3.4 10
AV:L/AC:M/Au:N/C:C/I:C/A:C
134c704f-9b21-4f2e-91b3-4a467353bcc0 7 1 5.9
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE-367 Time-of-check Time-of-use (TOCTOU) Race Condition

The product checks the state of a resource before using that resource, but the resource's state can change between the check and the use in a way that invalidates the results of the check.

https://kb.pulsesecure.net/?atype=sa
Vendor Advisory
http://packetstormsecurity.com/files/158117/Pulse-Secure-Client-For-Windows-Local-Privilege-Escalation.html
Third Party Advisory
VDB Entry
http://packetstormsecurity.com/files/159065/Pulse-Secure-Windows-Client-Privilege-Escalation.html
Third Party Advisory
VDB Entry
http://seclists.org/fulldisclosure/2020/Jun/25
Third Party Advisory
Mailing List
http://seclists.org/fulldisclosure/2020/Sep/15
Third Party Advisory
Mailing List
https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44503
Vendor Advisory
https://twitter.com/gsepcali/status/1262551597990711296
Third Party Advisory
https://twitter.com/gsepcali/status/1272927080909623297
Third Party Advisory
https://twitter.com/sepcali/status/1262551597990711296
Third Party Advisory
https://www.redtimmy.com/privilege-escalation/pulse-secure-client-for-windows-9-1-6-toctou-privilege-escalation-cve-2020-13162/
Third Party Advisory
Exploit