CVE-2023-21839

Vulnerability updated a month ago (2024-11-29T14:15:38.967Z)
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CVE-2023-21839 is a critical vulnerability discovered in Oracle's WebLogic Server, specifically related to insecure deserialization. Insecure deserialization can lead to remote code execution (RCE), which allows an attacker to execute arbitrary code on the server. This flaw in software design or implementation could potentially allow unauthorized users to gain control over the system, thereby posing a significant security risk. The vulnerability was identified as part of two distinct threats to Oracle WebLogic Server - the other being CVE-2017-10271, a previously identified issue related to the WebLogic WLS Security Component. While both vulnerabilities have different origins and impacts, they share the common characteristic of enabling improper access control, thus making the server susceptible to external attacks. In response to these threats, Check Point's Intrusion Prevention System (IPS) has developed protection measures against both CVE-2023-21839 and CVE-2017-10271. By deploying these defenses, system administrators can mitigate the risks associated with these vulnerabilities and ensure the integrity and security of their Oracle WebLogic Servers. It is strongly recommended that all users of Oracle WebLogic Server implement these protective measures as soon as possible to safeguard their systems from potential attacks.
Description last updated: 2024-06-28T06:15:32.493Z
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