#VU55433 Deserialization of Untrusted Data in msgpack - CVE-2021-23410 

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Main Vulnerability Database Vulnerabilities #VU55433

#VU55433 Deserialization of Untrusted Data in msgpack - CVE-2021-23410

Published: July 29, 2021


Vulnerability identifier: #VU55433
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Amber
CVE-ID: CVE-2021-23410
CWE-ID: CWE-502
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
msgpack
Software vendor:
MessagePack

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to insecure input validation when processing serialized data in the unpack function. A remote attacker can pass specially crafted data to the application and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


Remediation

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

External links