A vulnerability, tracked as CVE-2024-21182, in Oracle WebLogic Server, affecting versions 12.2.1.4.0 and 14.1.1.0.0. The flaw, rated with a CVSS score of 7.5 (High), allows unauthenticated attackers to compromise servers remotely via the T3 and IIOP protocols.
The vulnerability resides in the core component of Oracle WebLogic Server, which is part of Oracle Fusion Middleware. It is classified as “easily exploitable,” meaning attackers can leverage it with minimal effort and no prior authentication.
Exploitation enables unauthorized access to sensitive data or potentially full access to all data accessible through the compromised server.
The CVSS vector for this vulnerability is CVSS:3.1, highlighting its network-based attack vector, low complexity, and significant confidentiality impact while leaving integrity and availability unaffected.
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Proof-of-Concept Code Released
A proof-of-concept (PoC) exploit for CVE-2024-21182 has been publicly released on GitHub, raising concerns about its potential misuse by threat actors.
The PoC demonstrates how attackers can exploit the vulnerability to gain unauthorized access to Oracle WebLogic Servers. This public availability significantly increases the urgency for organizations using affected versions to address the issue immediately.
Oracle WebLogic Server is widely used in enterprise environments to deploy Java-based applications. A successful attack exploiting this vulnerability could lead to:
- Unauthorized access to critical or sensitive data.
- Potential lateral movement within an organization’s network.
- Compromise of other systems reliant on the affected WebLogic Server.
Given its high severity and ease of exploitation, this vulnerability poses a significant risk to enterprises that rely on Oracle WebLogic Server for business-critical operations.
Oracle has addressed this vulnerability in its July 2024 Critical Patch Update (CPU). Organizations are strongly advised to:
- Apply the Latest Security Patches: Ensure that all Oracle WebLogic Servers are updated with the latest patches provided by Oracle.
- Restrict Network Access: Limit exposure of T3 and IIOP protocols by configuring firewalls and access control lists.
- Monitor Exploitation Attempts: Employ intrusion detection systems (IDS) to identify potential exploitation attempts targeting this vulnerability.
- Review System Configurations: Validate that unnecessary services and protocols are disabled to reduce the attack surface.
Failure to act promptly could expose organizations to severe data breaches or operational disruptions.
The discovery of CVE-2024-21182 underscores the importance of proactive patch management and robust security practices in safeguarding enterprise environments. With a PoC now publicly available, organizations must prioritize remediation efforts to mitigate potential risks associated with this high-severity vulnerability.