CVE-2018-2628: Oracle WebLogic Server Unspecified Vulnerability
Oracle WebLogic Server contains an unspecified vulnerability which can allow an unauthenticated attacker with T3 network access to compromise the server.
Other sources
Vulnerability in the Oracle WebLogic Server component of Oracle Fusion Middleware (subcomponent: WLS Core Components). Supported versions that are affected are 10.3.6.0, 12.1.3.0, 12.2.1.2 and 12.2.1.3. Easily exploitable vulnerability allows unauthenticated attacker with network access via T3 to compromise Oracle WebLogic Server. Successful attacks of this vulnerability can result in takeover of Oracle WebLogic Server. CVSS 3.0 Base Score 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Configuration
Disable the T3 protocol listener in WebLogic or configure the server to not accept T3 connections from untrusted networks; ensure WebLogic is not exposing T3 to public/untrusted interfaces.
Oracle WebLogic Server T3 listener = disabled - Compensating control
Restrict network access to T3 (the WebLogic T3 protocol) using firewall rules, ACLs or network segmentation so only trusted management hosts/networks can reach the service.
Event History
Frequently Asked Questions
What is the severity of CVE-2018-2628?
CVE-2018-2628 is rated as critical due to its potential to allow unauthenticated attackers to compromise the Oracle WebLogic Server.
How do I fix CVE-2018-2628?
To remediate CVE-2018-2628, it is recommended to apply the latest security patches provided by Oracle for affected versions of WebLogic Server.
Which versions of Oracle WebLogic Server are affected by CVE-2018-2628?
CVE-2018-2628 affects Oracle WebLogic Server versions 10.3.6.0.0, 12.1.3.0.0, 12.2.1.2.0, and 12.2.1.3.
What types of attacks can exploit CVE-2018-2628?
CVE-2018-2628 can be exploited by unauthenticated attackers with T3 network access to execute arbitrary code on the server.
Is CVE-2018-2628 a zero-day vulnerability?
No, CVE-2018-2628 is not a zero-day vulnerability as it has been publicly disclosed and patches are available.