HomeTencentCVE-2021-27247

CVE-2021-27247

MEDIUM
6.5CVSS
Published: 2021-04-14
Updated: 2024-11-21
AI Analysis

Description

This vulnerability allows remote attackers to disclose sensitive information on affected installations of Tencent WeChat 2.9.5 desktop version. 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. Was ZDI-CAN-11907.

CVSS Metrics

Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Attack Vector
network
Complexity
low
Privileges
none
User Action
required
Scope
unchanged
Confidentiality
high
Integrity
none
Availability
none
Weaknesses
CWE-125

Metadata

Primary Vendor
TENCENT
Published
4/14/2021
Last Modified
11/21/2024
Source
NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

tencent : wechat

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CVE-CVE-2021-27247 | MEDIUM Severity | CVEDatabase.com | CVEDatabase.com