CVE-2020-18392 : Vulnerability Insights and Analysis
Learn about CVE-2020-18392, a stack overflow vulnerability in parse_array Cesanta MJS 1.20.1 allowing remote attackers to cause a Denial of Service (DoS) via a crafted file. Find out the impact, affected systems, exploitation mechanism, and mitigation steps.
A stack overflow vulnerability in parse_array Cesanta MJS 1.20.1 allows remote attackers to cause a Denial of Service (DoS) via a crafted file.
Understanding CVE-2020-18392
This CVE involves a vulnerability in Cesanta MJS 1.20.1 that can be exploited by remote attackers to trigger a DoS attack.
What is CVE-2020-18392?
The CVE-2020-18392 is a stack overflow vulnerability in parse_array Cesanta MJS 1.20.1, enabling attackers to execute a DoS attack by sending a specially crafted file.
The Impact of CVE-2020-18392
This vulnerability can lead to a Denial of Service (DoS) condition, disrupting the normal functioning of the affected system and potentially causing service unavailability.
Technical Details of CVE-2020-18392
This section provides more technical insights into the CVE.
Vulnerability Description
The vulnerability in parse_array Cesanta MJS 1.20.1 allows remote attackers to exploit a stack overflow issue, leading to a DoS condition.
Affected Systems and Versions
- Product: n/a
- Vendor: n/a
- Version: 1.20.1 (affected)
Exploitation Mechanism
Attackers can exploit this vulnerability by sending a specifically crafted file to the target system, triggering a stack overflow and causing a DoS.
Mitigation and Prevention
Protecting systems from CVE-2020-18392 is crucial to maintaining security.
Immediate Steps to Take
- Apply security patches or updates provided by the vendor promptly.
- Implement network-level protections to filter out potentially malicious files.
- Monitor system logs for any unusual activity that could indicate an ongoing attack.
Long-Term Security Practices
- Conduct regular security assessments and penetration testing to identify and address vulnerabilities proactively.
- Educate users and administrators about safe file handling practices to prevent exploitation of similar vulnerabilities.
Patching and Updates
- Stay informed about security advisories from the vendor and apply patches as soon as they are released to mitigate the risk of exploitation.