Vulnerability Details : 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.
Vulnerability category: Gain privilege
Products affected by CVE-2020-8239
- cpe:2.3:a:pulsesecure:pulse_secure_desktop_client:*:*:*:*:*:linux:*:*
- cpe:2.3:a:pulsesecure:pulse_secure_desktop_client:9.1:r1:*:*:*:linux:*:*
- cpe:2.3:a:pulsesecure:pulse_secure_desktop_client:9.1:r2:*:*:*:linux:*:*
- cpe:2.3:a:pulsesecure:pulse_secure_desktop_client:9.1:r3:*:*:*:linux:*:*
- cpe:2.3:a:pulsesecure:pulse_secure_desktop_client:9.1:r3.1:*:*:*:linux:*:*
- cpe:2.3:a:pulsesecure:pulse_secure_desktop_client:9.1:r4:*:*:*:linux:*:*
- cpe:2.3:a:pulsesecure:pulse_secure_desktop_client:9.1:r4.1:*:*:*:linux:*:*
- cpe:2.3:a:pulsesecure:pulse_secure_desktop_client:9.1:r4.2:*:*:*:linux:*:*
- cpe:2.3:a:pulsesecure:pulse_secure_desktop_client:9.1:r5:*:*:*:linux:*:*
- cpe:2.3:a:pulsesecure:pulse_secure_desktop_client:9.1:r6:*:*:*:linux:*:*
- cpe:2.3:a:pulsesecure:pulse_secure_desktop_client:9.1:r7:*:*:*:linux:*:*
- cpe:2.3:a:pulsesecure:pulse_secure_desktop_client:9.1:r7.1:*:*:*:linux:*:*
- cpe:2.3:a:pulsesecure:pulse_secure_desktop_client:9.1:r8:*:*:*:linux:*:*
- cpe:2.3:a:pulsesecure:pulse_secure_desktop_client:9.1:r8.2:*:*:*:linux:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-8239
0.39%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 57 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-8239
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.5
|
HIGH | AV:N/AC:L/Au:N/C:P/I:P/A:P |
10.0
|
6.4
|
NIST | |
|
9.8
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST |
References for CVE-2020-8239
-
https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44601
Pulse Security Advisory: SA44601 - 2020-10: Security Bulletin: Multiple Vulnerabilities Resolved in Pulse Connect Secure / Pulse Policy Secure / Pulse Secure Desktop Client 9.1R9Vendor Advisory
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