CVE-2021-37499 : Exploit Details and Defense Strategies
Learn about CVE-2021-37499, a CRLF vulnerability in Reprise License Manager (RLM) web interface allowing remote attackers to inject arbitrary HTTP headers. Understand the impact and mitigation steps.
A CRLF vulnerability in Reprise License Manager (RLM) web interface allows remote attackers to inject arbitrary HTTP headers.
Understanding CVE-2021-37499
This CVE-2021-37499 involves a CRLF vulnerability in the password parameter in the View License Result function of Reprise License Manager (RLM) web interface.
What is CVE-2021-37499?
CVE-2021-37499 is a security vulnerability that enables remote attackers to inject arbitrary HTTP headers by exploiting the CRLF vulnerability in the RLM web interface.
The Impact of CVE-2021-37499
This vulnerability can be exploited by malicious actors to manipulate HTTP headers, potentially leading to various attacks such as HTTP response splitting or cross-site scripting (XSS) attacks.
Technical Details of CVE-2021-37499
The technical details of CVE-2021-37499 include:
Vulnerability Description
The vulnerability exists in the password parameter of the View License Result function in Reprise License Manager (RLM) web interface.
Affected Systems and Versions
The affected systems include all versions through 14.2BL4 of Reprise License Manager (RLM) with the CRLF vulnerability in the web interface.
Exploitation Mechanism
Remote attackers can exploit this vulnerability by injecting arbitrary HTTP headers through the password parameter in the View License Result function.
Mitigation and Prevention
To address CVE-2021-37499, follow these steps:
Immediate Steps to Take
- Update Reprise License Manager (RLM) to the latest version that contains a patch for the vulnerability.
- Monitor network traffic for any signs of exploitation.
Long-Term Security Practices
- Regularly update and patch software to prevent known vulnerabilities.
- Implement secure coding practices to mitigate the risk of similar vulnerabilities.
- Conduct regular security assessments and penetration testing.
Patching and Updates
Ensure timely application of security patches and updates provided by Reprise for the License Manager (RLM) to eliminate the CRLF vulnerability.