CVE-2018-19531 Explained : Impact and Mitigation
Learn about CVE-2018-19531, a remote command execution vulnerability in HTTL (Hyper-Text Template Language) version 1.0.11 and earlier. Find out the impact, affected systems, exploitation mechanism, and mitigation steps.
Remote command execution vulnerability in HTTL (Hyper-Text Template Language) version 1.0.11 and earlier due to unsafe usage of decodeXml function.
Understanding CVE-2018-19531
What is CVE-2018-19531?
HTTL (Hyper-Text Template Language) through version 1.0.11 allows remote command execution by misusing the decodeXml function with java.beans.XMLEncoder.
The Impact of CVE-2018-19531
This vulnerability enables attackers to execute commands remotely, posing a significant security risk to systems utilizing HTTL.
Technical Details of CVE-2018-19531
Vulnerability Description
The flaw arises from the unsafe use of the decodeXml function with java.beans.XMLEncoder when the xml.codec setting is not properly configured.
Affected Systems and Versions
- Product: HTTL (Hyper-Text Template Language)
- Versions affected: 1.0.11 and earlier
Exploitation Mechanism
Attackers can exploit this vulnerability to execute commands remotely by leveraging the insecure configuration of the decodeXml function.
Mitigation and Prevention
Immediate Steps to Take
- Update HTTL to a secure version that addresses the vulnerability.
- Implement proper configuration of the xml.codec setting to prevent misuse of the decodeXml function.
Long-Term Security Practices
- Regularly monitor for security updates and patches for HTTL.
- Conduct security assessments to identify and mitigate similar vulnerabilities in the future.
Patching and Updates
Apply patches and updates provided by HTTL to fix the vulnerability and enhance system security.