CVE-2024-21145 is a medium-severity vulnerability affecting the Oracle Java SE and Oracle GraalVM products. The vulnerability allows an unauthenticated attacker with network access to exploit the affected components via multiple protocols. Supported versions of Oracle Java SE affected include 8u411, 11.0.23, 17.0.11, 21.0.3, and 22.0.1, among others.
The CVSS score for this vulnerability is 4.8, indicating a medium level of risk. The potential impact involves unauthorized update, insert, or delete access to some accessible data as well as unauthorized read access to a subset of accessible data. Organizations using affected versions should take immediate action to patch the vulnerability.
Exploitation of this vulnerability can occur through APIs within the affected products, particularly in environments that run untrusted code. Given the nature of the vulnerability, organizations are urged to prioritize remediation efforts.
The urgency for patching stems from the vulnerability's potential to compromise sensitive data. Organizations should implement the necessary updates to prevent unauthorized access and ensure their systems are secure.
Vulnerability Details
This vulnerability allows unauthenticated attackers to compromise Oracle Java SE and Oracle GraalVM products. The affected versions include Oracle Java SE: 8u411, 11.0.23, 17.0.11, 21.0.3, and 22.0.1, as well as Oracle GraalVM for JDK: 17.0.11, 21.0.3, and 22.0.1. The vulnerability was disclosed on July 16, 2024.
The vulnerability has been assigned a CVSS 3.1 Base Score of 4.8, classified as medium severity. The primary impact is on confidentiality and integrity, with a low impact on availability. The attack vector is network-based, requiring low complexity and no privileges or user interaction.
Technical Analysis
The root cause of this vulnerability lies in the handling of API requests in Oracle Java SE and GraalVM. An attacker may exploit the vulnerability by sending specially crafted requests, leading to unauthorized access to sensitive data.
The attack vector is network-based, allowing attackers to initiate exploitation remotely. The complexity of the attack is rated high due to the required knowledge of the API and the specific conditions needed for successful exploitation.
Privileges required for exploitation are none, and user interaction is not required. The potential impact includes low confidentiality and integrity impacts, with no availability impact.
Risk & Impact Analysis
Risk to organizations includes unauthorized access to sensitive data and potential data integrity issues. Given the medium severity and ease of network access, organizations must assess their exposure and deploy patches promptly.
The blast radius for this vulnerability could be significant, affecting any organization utilizing the impacted versions of Oracle Java SE and GraalVM products. Organizations should evaluate their risk profiles and prioritize patching to mitigate potential data breaches.
Exploitation Status
Signal | Status |
|---|---|
Known Exploit | No |
Public PoC | No |
Actively Exploited | No |
Ransomware Use | No |
Affected Versions
The affected versions include Oracle Java SE versions 8u411, 11.0.23, 17.0.11, 21.0.3, and 22.0.1 as well as Oracle GraalVM for JDK versions 17.0.11, 21.0.3, and 22.0.1. All versions prior to vendor patch are vulnerable.
Mitigation & Remediation
Organizations should prioritize patching by upgrading to the latest versions of Oracle Java SE and GraalVM. For those unable to immediately apply patches, consider implementing network controls to restrict access to vulnerable systems until the patches can be applied. Continuous monitoring for unauthorized access attempts should also be established.
Security testing can help identify weaknesses in system configurations and validate security measures.
Detection Guidance
Monitor logs for indicators of unauthorized access attempts or unusual API calls. Behavioral anomalies in Java applications should be investigated and analyzed. Establish network signatures to detect exploit attempts targeting this vulnerability.
AppSecure Threat Intelligence Insight
This vulnerability highlights the ongoing need for organizations to maintain updated security practices and regular patch management. The trend of vulnerabilities in widely used technologies like Java and GraalVM emphasizes the importance of proactive security postures.
Penetration testing methodologies should be reviewed and updated regularly to adapt to emerging threats.
Organizations should also consider incorporating advanced security measures, such as vulnerability management programs, to better understand and mitigate risks associated with vulnerabilities.
In summary, organizations utilizing Oracle Java SE and GraalVM must act swiftly to address CVE-2024-21145 and enhance their security posture to protect against potential exploitation.
Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.
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