CVE-2016-2141: JGroups Cluster Message Spoofing and Information Disclosure
Summary
CVE-2016-2141: It was found that JGroups did not require necessary headers for encrypt and auth protocols from new nodes joining the cluster. Affects libjgroups-java versions 2.12.2.Final-5 – 2.12.2.Final-6. No fix is published. How to fix ↓
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Background
The libjgroups-java package is a Java library that provides communication and coordination services for groups of processes. It is commonly used in distributed systems and clustering frameworks. This vulnerability affects versions 0 and above of the package in Debian 10, 11, 12, and 13.
Vulnerability Detail
The vulnerability (CVE-2016-2141) in JGroups allows new nodes joining the cluster to bypass necessary headers for encrypt and auth protocols. This flaw enables an attacker to send and receive messages within the cluster, leading to information disclosure, message spoofing, and potential further attacks. The severity of this vulnerability is rated as critical with a CVSS score of 9.8.
How To Fix
No fixed version is published for this vulnerability.
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Workaround
There is no specific workaround mentioned for this vulnerability. Updating the package to the patched version is the recommended solution.
Conclusion
The CVE-2016-2141 vulnerability in the libjgroups-java package allows for message spoofing and information disclosure within the cluster. It is crucial to update the package to the latest patched version to mitigate the risk. For further support on vulnerability remediation, please contact DevNack.com.
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FAQ
JGroups is a Java library that provides communication and coordination services for groups of processes in distributed systems and clustering frameworks.
The vulnerability allows an attacker to bypass security restrictions and send and receive messages within the cluster, potentially leading to information disclosure, message spoofing, and further attacks.
Versions 0 and above of the libjgroups-java package in Debian 10, 11, 12, and 13 are affected.
The CVSS score of this vulnerability is 9.8, indicating its critical severity.
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