CVE-2021-3678 : Security Advisory and Response
Learn about CVE-2021-3678, a vulnerability in star7th/showdoc due to a weak PRNG. Understand the impact, affected systems, and mitigation steps to secure your application.
showdoc is vulnerable to the Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG).
Understanding CVE-2021-3678
This CVE highlights a vulnerability in star7th/showdoc related to the use of a weak PRNG.
What is CVE-2021-3678?
CVE-2021-3678 exposes the showdoc application to the risk of using a weak PRNG, potentially compromising data confidentiality.
The Impact of CVE-2021-3678
The impact of CVE-2021-3678 is classified as HIGH severity, with a base score of 7.5. The vulnerability could lead to unauthorized disclosure of sensitive information.
Technical Details of CVE-2021-3678
This section provides detailed technical information about the CVE.
Vulnerability Description
The vulnerability arises from the utilization of a weak PRNG in the showdoc application, making it susceptible to attacks targeting data confidentiality.
Affected Systems and Versions
The affected product is star7th/showdoc, with versions up to and including 2.9.7 being impacted by this vulnerability.
Exploitation Mechanism
Attackers can exploit this weakness in the PRNG to potentially access and expose confidential data within the showdoc application.
Mitigation and Prevention
Taking immediate steps to address the vulnerability can help prevent potential exploitation.
Immediate Steps to Take
Users are advised to update to a secure version of showdoc beyond 2.9.7 to mitigate the risk of this vulnerability.
Long-Term Security Practices
Implementing secure PRNG practices and regular security audits can enhance the overall security posture of the application.
Patching and Updates
Regularly monitor for security updates and patches released by star7th to ensure the application is protected from known vulnerabilities.