CVE-2020-8260: Ivanti Pulse Connect Secure Code Execution Vulnerability
First published: Wed Oct 28 2020(Updated: )
A vulnerability in the Pulse Connect Secure < 9.1R9 admin web interface could allow an authenticated attacker to perform an arbitrary code execution using uncontrolled gzip extraction.
Credit: support@hackerone.com support@hackerone.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Pulsesecure Pulse Secure Desktop Client | <9.1 | |
| Pulsesecure Pulse Secure Desktop Client | =9.1 | |
| Pulsesecure Pulse Secure Desktop Client | =9.1-r1 | |
| Pulsesecure Pulse Secure Desktop Client | =9.1-r2 | |
| Pulsesecure Pulse Secure Desktop Client | =9.1-r3 | |
| Pulsesecure Pulse Secure Desktop Client | =9.1-r3.1 | |
| Pulsesecure Pulse Secure Desktop Client | =9.1-r4 | |
| Pulsesecure Pulse Secure Desktop Client | =9.1-r4.1 | |
| Pulsesecure Pulse Secure Desktop Client | =9.1-r4.2 | |
| Pulsesecure Pulse Secure Desktop Client | =9.1-r5 | |
| Pulsesecure Pulse Secure Desktop Client | =9.1-r6 | |
| Pulsesecure Pulse Secure Desktop Client | =9.1-r7 | |
| Pulsesecure Pulse Secure Desktop Client | =9.1-r7.1 | |
| Pulsesecure Pulse Secure Desktop Client | =9.1-r8 | |
| Pulsesecure Pulse Secure Desktop Client | =9.1-r8.2 | |
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Reference Links
- http://packetstormsecurity.com/files/160619/Pulse-Secure-VPN-Remote-Code-Execution.html
- https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44601
- https://www.cisa.gov/news-events/directives/ed-21-03-mitigate-pulse-connect-secure-product-vulnerabilities)
- https://nvd.nist.gov/vuln/detail/CVE-2020-8260
Frequently Asked Questions
What is CVE-2020-8260?
CVE-2020-8260 is a code execution vulnerability in the Ivanti Pulse Connect Secure admin web interface.
Who is affected by CVE-2020-8260?
The vulnerability affects Ivanti Pulse Connect Secure versions < 9.1R9 and Pulse Secure Desktop Client 9.1 on Linux.
What is the severity of CVE-2020-8260?
CVE-2020-8260 has a severity score of 7.2, which is considered high.
How can an attacker exploit CVE-2020-8260?
An authenticated attacker can exploit CVE-2020-8260 to perform arbitrary code execution using uncontrolled gzip extraction.
How can I fix CVE-2020-8260?
To fix CVE-2020-8260, update Ivanti Pulse Connect Secure to version 9.1R9 or later, and update Pulse Secure Desktop Client to a non-vulnerable version.
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