Deserialization of Untrusted Data in Apache Dubbo - CVE-2021-36162
Published: September 8, 2021
Vulnerability identifier: #VU56398
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-36162
CWE-ID: CWE-502
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
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. A remote authenticated attacker can use a specially crafted YAML rules and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Affected software
Apache Dubbo
How to mitigate CVE-2021-36162
Install updates from vendor's website.
Apache Dubbo - addressed in versions 2.7.13, 3.0.2