Command Injection in WeChat - CVE-2019-17151
Published: January 2, 2020
Vulnerability identifier: #VU23858
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2019-17151
CWE-ID: CWE-77
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Tencent
Affected software:
WeChat
Detailed vulnerability description
The vulnerability allows a remote attacker to execute arbitrary commands on the target system.
The vulnerability exists due to a lack of input validation within the parsing of a usernames . A remote attacker who is within a chat session together with the victim can execute arbitrary code in the context of the current process.
How to mitigate CVE-2019-17151
Install updates from vendor's website.