High severity · published Oct 28, 2020
CVE-2020-8254
A vulnerability in the Pulse Secure Desktop Client < 9.1R9 has Remote Code Execution (RCE) if users can be convinced to connect to a malicious server
8.8
CVSS
2.1%
EPSS
No
On KEV
Description
A vulnerability in the Pulse Secure Desktop Client < 9.1R9 has Remote Code Execution (RCE) if users can be convinced to connect to a malicious server. This vulnerability only affects Windows PDC.To improve the security of connections between Pulse clients and Pulse Connect Secure, see below recommendation(s):Disable Dynamic certificate trust for PDC.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.1% · higher than 82% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PS
Pulse Secure Desktop Client · Pulsesecure
before 9.1; 9.1; 9.1; 9.1; 9.1; 9.1; +8 more · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-8254
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-8254
Vendor Advisory
https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44601
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