CVE-2021-22893

Ivanti Pulse Connect Secure Use-After-Free Vulnerability

Connect Secure

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.

23. Apr 2021

Ausgewertete Quellen

• Hersteller
  https://blog.pulsesecure.net/pulse-connect-secure-security-update/
• Hersteller
  https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44784/
• Hinweis
  https://kb.cert.org/vuls/id/213092
• Hinweis
  https://www.fireeye.com/blog/threat-research/2021/04/suspected-apt-actors-leverage-bypass-techniques-pulse-secure-zero-day.html
• CISA
  https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-22893
• CISA
  Ivanti Pulse Connect Secure Use-After-Free Vulnerability
• NVD
  CVE-2021-22893