Improper input validation in Oracle WebLogic Server - CVE-2021-2109

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Main Vulnerability Database Vulnerabilities #VU49793

Improper input validation in Oracle WebLogic Server - CVE-2021-2109

Published: January 20, 2021 / Updated: September 1, 2022


Vulnerability identifier: #VU49793
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Green
CVE-ID: CVE-2021-2109
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: Public exploit is available
Vendor: Oracle
Affected software:
Oracle WebLogic Server

Detailed vulnerability description

The vulnerability allows a remote privileged user to execute arbitrary code.

The vulnerability exists due to improper input validation within the Console component in Oracle WebLogic Server. A remote privileged user can exploit this vulnerability to execute arbitrary code.


How to mitigate CVE-2021-2109

Install updates from vendor's website.

Sources