Vulnerability Report

CVE-2020-8239

Title: Pulse Secure Desktop Client Privilege Escalation

Privilege Escalation

Proof Of Concept

PoC Available for CVE-2020-8239

CWE Category NVD-CWE-noinfo
Published Date Oct 28, 2020
Modified Date Nov 21, 2024
Exploit Status Available
Score 9.8 CVSS v3.1
Exploit Probability (EPSS)
2.02%

Vulnerability Summary

CVE-2020-8239: A vulnerability in the Pulse Secure Desktop Client < 9.1R9 is vulnerable to the client registry privilege escalation attack. This fix also requires Server Side Upgrade due to Standalone Host Checker Client (Windows) and Windows PDC.

Impacted Vendors

P
pulsesecure 1

Reference Links

https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44601 https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44601
CVSS v3.1
Source Entity [email protected]
Severity CRITICAL
9.8
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v2.0
Source Entity [email protected]
Severity HIGH
7.5
Access Vector
N/A
Authentication
N/A
RAW VECTOR AV:N/AC:L/Au:N/C:P/I:P/A:P

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2020-8239 Exploits & PoCs (Proof Of Concept)

GitHub https://github.com/withdk/pulse-secure-vpn-mitm-research
View Code
MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK
Complexity LOW
Privileges N/A
Interaction NONE
CVSS Vector String CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Stack

No specific products linked.