CVE-2023-41970 Repair App local code execution with arbitrary privileges

What is CVE-2023-41970?

CVE-2023-41970 is a medium-severity code injection vulnerability in Zscaler Client Connector, published on 2 May 2024. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

An Improper Validation of Integrity Check Value vulnerability in Zscaler Client Connector on Windows during the Repair App functionality may allow Local Execution of Code.This issue affects Client Connector on Windows: before 4.1.0.62.

Weakness: CWE-354

Which versions are affected by CVE-2023-41970?

It affects 1 product.

Products include Zscaler Client Connector.

How do I fix CVE-2023-41970?

No fix has been published for CVE-2023-41970 yet. Limit exposure of the affected software until one is available.

Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.

Is CVE-2023-41970 being exploited?

There is no known exploitation of CVE-2023-41970 in the wild and no public exploit code.

Other vulnerabilities in Zscaler Client Connector

• CVE-2020-11633 Memory corruption in n/a Critical 9.8
• CVE-2024-23463 Anti-Tampering bypass via Repair App functionality High 8.8
• CVE-2023-28804 Linux ZCC allows unsigned updates, allowing elevated Code Execution High 8.2
• CVE-2023-28799 Open redirect in Client Connector High 8.2
• CVE-2023-28800 Output encoding missing in redrurl parameter High 8.1

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-2gg4-v645-j922.