CVE-2021-46530 : What You Need to Know
Learn about CVE-2021-46530 affecting Cesanta MJS v2.20.0. Understand the SEGV vulnerability leading to Denial of Service (DoS) and mitigation steps.
Cesanta MJS v2.20.0 has a SEGV vulnerability that can result in a Denial of Service (DoS).
Understanding CVE-2021-46530
Cesanta MJS v2.20.0 vulnerability and its impact.
What is CVE-2021-46530?
Cesanta MJS v2.20.0 has a SEGV vulnerability in mjs_execute at src/mjs_exec.c, leading to a DoS.
The Impact of CVE-2021-46530
The vulnerability can allow attackers to trigger a Denial of Service condition.
Technical Details of CVE-2021-46530
Insight into the technical aspects of the vulnerability.
Vulnerability Description
Cesanta MJS v2.20.0 is vulnerable to a SEGV issue resulting in a DoS via mjs_execute.
Affected Systems and Versions
- Product: N/A
- Vendor: N/A
- Version: N/A
Exploitation Mechanism
The vulnerability can be exploited by malicious actors to cause a DoS condition on the affected system
Mitigation and Prevention
Measures to mitigate and prevent the CVE-2021-46530 vulnerability.
Immediate Steps to Take
- Monitor vendor updates for patches
- Implement firewall rules to restrict access
Long-Term Security Practices
- Perform regular security assessments
- Educate personnel on best security practices
Patching and Updates
Apply patches provided by the vendor to address the vulnerability.