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.
| Capability ID | Capability Description | Mapping Type | ATT&CK ID | ATT&CK Name | Notes |
|---|---|---|---|---|---|
| CVE-2021-22893 | Ivanti Pulse Connect Secure Use-After-Free Vulnerability | secondary_impact | T1003 | OS Credential Dumping |
Comments
This vulnerability is exploited through an authentication bypass weakness in the Windows File Share Browser and Pulse Secure Collaboration features of Pulse Connect Secure. Remote attackers leverage this vulnerability to perform remote arbitrary code execution on the Pulse Connect Secure gateway by bypassing authentication controls. The threat actor group UNC2630 has utilized this flaw to harvest login credentials, allowing them to move laterally within affected environments.
References
|
| CVE-2021-22893 | Ivanti Pulse Connect Secure Use-After-Free Vulnerability | primary_impact | T1059 | Command and Scripting Interpreter |
Comments
This vulnerability is exploited through an authentication bypass weakness in the Windows File Share Browser and Pulse Secure Collaboration features of Pulse Connect Secure. Remote attackers leverage this vulnerability to perform remote arbitrary code execution on the Pulse Connect Secure gateway by bypassing authentication controls. The threat actor group UNC2630 has utilized this flaw to harvest login credentials, allowing them to move laterally within affected environments.
References
|
| CVE-2021-22893 | Ivanti Pulse Connect Secure Use-After-Free Vulnerability | exploitation_technique | T1190 | Exploit Public-Facing Application |
Comments
This vulnerability is exploited through an authentication bypass weakness in the Windows File Share Browser and Pulse Secure Collaboration features of Pulse Connect Secure. Remote attackers leverage this vulnerability to perform remote arbitrary code execution on the Pulse Connect Secure gateway by bypassing authentication controls. The threat actor group UNC2630 has utilized this flaw to harvest login credentials, allowing them to move laterally within affected environments.
References
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