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Status published
Unknown
CVE-2021-22893
Pulse Connect Secure 9.0R3/9.1R1 and higher is vulnerable to an...
Vulnerability Description
Pulse Connect Secure 9.0R3/9.1R1 and higher is vulnerable to an authentication bypass vulnerability exposed by the Windows File Share Browser and Pulse Secure Collaboration features of Pulse Connect Secure that can allow an unauthenticated user to perform remote arbitrary code execution on the Pulse Connect Secure gateway. This vulnerability has been exploited in the wild.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44784/
- https://blog.pulsesecure.net/pulse-connect-secure-security-update/
- https://www.fireeye.com/blog/threat-research/2021/04/suspected-apt-actors-leverage-bypass-techniques-pulse-secure-zero-day.html
- https://kb.cert.org/vuls/id/213092
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Affected Vendor
Affected Software
Pulse Connect Secure
Vulnerable Versions:
PCS 9.0R3 or above, PCS 9.1R1 and above
Timeline
Official Publish:
April 23rd, 2021
Last Modified:
October 21st, 2025
Added to House:
July 21st, 2026
CVSS Vectors
No vector data available