SB2018041912 - Remote code execution in Oracle WebLogic Server

Description

This security bulletin contains information about 1 vulnerability.

1) Deserialization of untrusted data (CVE-ID: CVE-2018-2628)

CWE-ID: CWE-502 - Deserialization of Untrusted Data

CVSSv4: 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:A/U:Amber

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

The weakness exists in Weblogic server WLS Core Components due to deserialization of untrusted data. A remote attacker can use T3 protocol and execute arbitrary code with elevated privileges.

The vulnerability is been actively exploited in the wild.

Remediation

Cybersecurity Help is not aware of any official remediation provided by the vendor.

References

• https://github.com/brianwrf/CVE-2018-2628
• http://www.oracle.com/technetwork/security-advisory/cpuapr2018-3678067.html
• http://mp.weixin.qq.com/s/nYY4zg2m2xsqT0GXa9pMGA
• https://www.bleepingcomputer.com/news/security/hackers-scan-the-web-for-vulnerable-weblogic-servers-...