CVE-2020-27874: high-severity vulnerability in Tencent WeChat
Published · Updated
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21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 8.8epss 2.2%
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Tencent WeChat 7.0.18. 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 memory access past the end of an allocated object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-11580.
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected products
Tencent · WeChatRelated CVEs — Tencent WeChat
In the same product, most dangerous first.