PT-2020-20052 · Pulse Secure · Pulse Secure Desktop Client

Published 2020-10-27 · Updated 2025-07-29 · CVE-2020-8241

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Pulse Secure Desktop Client versions prior to 9.1R9

Description A vulnerability could allow an attacker to perform a Man-in-the-Middle (MITM) attack if end users are convinced to connect to a malicious server.

Recommendations For versions prior to 9.1R9, update to version 9.1R9 or later to resolve the issue.

Exploit

Fix

Related Identifiers

CVE-2020-8241

Affected Products

Pulse Secure Desktop Client

References · 6

• 🔥 https://github.com/withdk/pulse-secure-vpn-mitm-research · Exploit
• https://osv.dev/vulnerability/CVE-2020-8241 · Vendor Advisory
• https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44601 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-8241 · Security Note
• https://t.me/cybersecuritytechnologies/1987 · Telegram Post
• https://twitter.com/AmberWolfSec/status/1950177745259954489 · Twitter Post