CVE-2020-8254

high-risk
Published 2020-10-28

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.

Do I need to act?

~
2.4% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.8/10 High
NETWORK / LOW complexity

Affected Products (14)

Pulse Secure Desktop Client
Pulse Secure Desktop Client
Pulse Secure Desktop Client
Pulse Secure Desktop Client
Pulse Secure Desktop Client
Pulse Secure Desktop Client
Pulse Secure Desktop Client
Pulse Secure Desktop Client
Pulse Secure Desktop Client
Pulse Secure Desktop Client
Pulse Secure Desktop Client
Pulse Secure Desktop Client
Pulse Secure Desktop Client
Pulse Secure Desktop Client

Affected Vendors

54
/ 100
high-risk
Severity 30/34 · Critical
Exploitability 6/34 · Minimal
Exposure 18/34 · Moderate