A vulnerability was found in Pulse Connect Secure up to 9.1R8.1. It has been rated as critical. This issue affects some unknown functionality of the component Admin Web Interface. The manipulation with an unknown input leads to a code injection vulnerability. Using CWE to declare the problem leads to CWE-94. The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

A vulnerability in the Pulse Connect Secure < 9.1R8.2 admin web interface could allow an authenticated attacker to upload custom template to perform an arbitrary code execution.

The weakness was presented 09/30/2020 (Website). It is possible to read the advisory at kb.pulsesecure.net. The identification of this vulnerability is CVE-2020-8243 since 01/28/2020. A simple authentication is required for exploitation. Technical details are unknown but an exploit is available. The attack technique deployed by this issue is T1059 according to MITRE ATT&CK.

It is declared as highly functional. The CISA Known Exploited Vulnerabilities Catalog lists this issue since 11/03/2021 with a due date of 04/23/2021:

Apply updates per vendor instructions.

Upgrading to version 9.1R8.2 eliminates this vulnerability.

See 162142 and 162144 for similar entries.

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Name

• Pulse Connect Secure

Version

• 9.1R8.0
• 9.1R8.1

License

• commercial

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CPE 2.2info

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