A vulnerability was found in Zoom Client 4.6.10 (Unified Communication Software). It has been rated as critical. Affected by this issue is some unknown functionality of the component Shared Code Snippet Handler. The manipulation as part of a Messages leads to a path traversal vulnerability. Using CWE to declare the problem leads to CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. Impacted is confidentiality, integrity, and availability. CVE summarizes:

An exploitable partial path traversal vulnerability exists in the way Zoom Client version 4.6.10 processes messages including shared code snippets. A specially crafted chat message can cause an arbitrary binary planting which could be abused to achieve arbitrary code execution. An attacker needs to send a specially crafted message to a target user or a group to trigger this vulnerability. For the most severe effect, target user interaction is required.

The weakness was shared 06/08/2020. This vulnerability is handled as CVE-2020-6110 since 01/07/2020. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 06/09/2020). The MITRE ATT&CK project declares the attack technique as T1006.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The entry 156283 is related to this item.

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Type

• Unified Communication Software

Vendor

• Zoom

Name

• Client

Version

• 4.6.10

License

• commercial

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CPE 2.2info

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