What is the severity of ZDI-CAN-11907?

The severity of ZDI-CAN-11907 is classified as moderate due to the requirement for user interaction to exploit the vulnerability.

How do I fix ZDI-CAN-11907?

To fix ZDI-CAN-11907, update Tencent WeChat to the latest version that addresses this vulnerability.

What type of information can be disclosed by ZDI-CAN-11907?

ZDI-CAN-11907 allows attackers to disclose sensitive information from affected installations of Tencent WeChat.

What conditions are necessary for ZDI-CAN-11907 to be exploited?

ZDI-CAN-11907 requires user interaction, meaning the target must visit a malicious page or open a harmful file to be exploited.

Which versions of Tencent WeChat are affected by ZDI-CAN-11907?

ZDI-CAN-11907 affects specific installations of Tencent WeChat, but the exact versions may vary based on updates and patches.

Vulnerability/
ZDI-CAN-11907

medium

6.5

3/8/2024

ZDI-CAN-11907: Tencent WeChat WXAM Decoder Out-Of-Bounds Read Information Disclosure Vulnerability

This vulnerability allows remote attackers to disclose sensitive information on affected installations of Tencent WeChat. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the WXAM decoder. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated buffer. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of the current process.

Affected Software	Affected Version	How to fix
Tencent Wechat

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Reference Links

https://www.zerodayinitiative.com/advisories/ZDI-21-217/

Frequently Asked Questions

What is the severity of ZDI-CAN-11907?
The severity of ZDI-CAN-11907 is classified as moderate due to the requirement for user interaction to exploit the vulnerability.
How do I fix ZDI-CAN-11907?
To fix ZDI-CAN-11907, update Tencent WeChat to the latest version that addresses this vulnerability.
What type of information can be disclosed by ZDI-CAN-11907?
ZDI-CAN-11907 allows attackers to disclose sensitive information from affected installations of Tencent WeChat.
What conditions are necessary for ZDI-CAN-11907 to be exploited?
ZDI-CAN-11907 requires user interaction, meaning the target must visit a malicious page or open a harmful file to be exploited.
Which versions of Tencent WeChat are affected by ZDI-CAN-11907?
ZDI-CAN-11907 affects specific installations of Tencent WeChat, but the exact versions may vary based on updates and patches.

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alias/CVE-2021-27247
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vendor/tencent
canonical/tencent wechat

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