CVE-2023-29569

low-risk

Published 2023-04-14

Cesanta MJS v2.20.0 was discovered to contain a SEGV vulnerability via ffi_cb_impl_wpwwwww at src/mjs_ffi.c. This vulnerability can lead to a Denial of Service (DoS).

Do I need to act?

0.03% chance of exploitation

EPSS score — low exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 5.5/10 Medium

LOCAL / LOW complexity

Affected Products (1)

Mjs

Affected Vendors

Cesanta

References (4)

Exploit https://github.com/cesanta/mjs/issues/239

Exploit https://github.com/z1r00/fuzz_vuln/blob/main/mjs/SEGV/mjs_ffi/readme.md

Exploit https://github.com/cesanta/mjs/issues/239

Exploit https://github.com/z1r00/fuzz_vuln/blob/main/mjs/SEGV/mjs_ffi/readme.md

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low-risk

Severity 18/34 · Moderate

Exploitability 0/34 · Minimal

Exposure 5/34 · Minimal