CVE-2023-29571
MEDIUMCVSS 5.5/10EPSS 0.29%
Last modified
CVE-2023-29571 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. Cesanta MJS v2.20.0 was discovered to contain a SEGV vulnerability via gc_sweep at src/mjs_gc.c. This vulnerability can lead to a Denial of Service (DoS).. EPSS estimates a 0.29% chance of exploitation in the next 30 days.
Description
Cesanta MJS v2.20.0 was discovered to contain a SEGV vulnerability via gc_sweep at src/mjs_gc.c. This vulnerability can lead to a Denial of Service (DoS).
Metrics
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Cesanta | Mjs | 2.20.0 |
References
- https://github.com/cesanta/mjs/issues/241Exploit, Issue Tracking, Third Party Advisory
- https://github.com/z1r00/fuzz_vuln/blob/main/mjs/SEGV/mjs_gc/readme.mdExploit, Third Party Advisory
- https://github.com/cesanta/mjs/issues/241Exploit, Issue Tracking, Third Party Advisory
- https://github.com/z1r00/fuzz_vuln/blob/main/mjs/SEGV/mjs_gc/readme.mdExploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2023-29571?
Cesanta MJS v2.20.0 was discovered to contain a SEGV vulnerability via gc_sweep at src/mjs_gc.c. This vulnerability can lead to a Denial of Service (DoS).
How severe is CVE-2023-29571?
CVE-2023-29571 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.29% probability of exploitation in the next 30 days.
How do I fix CVE-2023-29571?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2023-29571?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST