CVE-2020-13162

Katalog CVE

CVSS 7.0 · High EPSS 0,79%

Kerentanan Time-of-check Time-of-use (TOCTOU) Race Condition pada pulsesecure pulse secure desktop client, pulsesecure pulse secure installer service. Skor CVSS 3.1 7.0 (High) menurut NVD.

Deskripsi (NVD)

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.

Rincian

Terbit di NVD

16 Juni 2020

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

7.0 (High), sumber NVD
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-367: Time-of-check Time-of-use (TOCTOU) Race Condition

EPSS (30 hari)

0,79% peluang dieksploitasi; lebih tinggi dari 55,2% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://kb.pulsesecure.net/?atype=sa advisory vendor
• https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44503 advisory vendor
• http://packetstormsecurity.com/files/158117/Pulse-Secure-Client-For-Windows-Local-Privilege-Escalation.html advisory pihak ketiga · vdb entry
• http://packetstormsecurity.com/files/159065/Pulse-Secure-Windows-Client-Privilege-Escalation.html advisory pihak ketiga · vdb entry
• http://seclists.org/fulldisclosure/2020/Jun/25 mailing list · advisory pihak ketiga
• http://seclists.org/fulldisclosure/2020/Sep/15 mailing list · advisory pihak ketiga
• https://twitter.com/gsepcali/status/1262551597990711296 advisory pihak ketiga
• https://twitter.com/gsepcali/status/1272927080909623297 advisory pihak ketiga
• https://twitter.com/sepcali/status/1262551597990711296 advisory pihak ketiga
• https://www.redtimmy.com/privilege-escalation/pulse-secure-client-for-windows-9-1-6-toctou-privilege-escalatio... exploit · advisory pihak ketiga