CVE-2020-24347 : Vulnerability Insights and Analysis
Learn about CVE-2020-24347, a vulnerability in njs through version 0.4.3 used in NGINX, allowing an out-of-bounds read. Find out the impact, affected systems, exploitation, and mitigation steps.
A vulnerability in njs through version 0.4.3, utilized in NGINX, leads to an out-of-bounds read in njs_lvlhsh_level_find in njs_lvlhsh.c.
Understanding CVE-2020-24347
This CVE involves a specific vulnerability in the njs library used in NGINX, potentially allowing for unauthorized access to sensitive data.
What is CVE-2020-24347?
The vulnerability in njs through version 0.4.3, integrated into NGINX, enables an out-of-bounds read in njs_lvlhsh_level_find in njs_lvlhsh.c.
The Impact of CVE-2020-24347
The vulnerability could be exploited by attackers to read sensitive information from the memory, potentially leading to unauthorized access or data leakage.
Technical Details of CVE-2020-24347
This section provides more technical insights into the CVE.
Vulnerability Description
The issue arises from an out-of-bounds read in the njs_lvlhsh_level_find function within the njs_lvlhsh.c file.
Affected Systems and Versions
- Product: n/a
- Vendor: n/a
- Versions affected: n/a
Exploitation Mechanism
Attackers can exploit this vulnerability to read beyond the allocated memory space, potentially accessing sensitive data.
Mitigation and Prevention
Protecting systems from CVE-2020-24347 is crucial to maintaining security.
Immediate Steps to Take
- Monitor vendor updates for patches addressing this vulnerability.
- Implement network security measures to detect and block unauthorized access attempts.
Long-Term Security Practices
- Regularly update software and libraries to patched versions.
- Conduct security audits to identify and mitigate similar vulnerabilities.
Patching and Updates
- Apply patches provided by NGINX or the relevant software vendor to fix the vulnerability.