CVE-2023-29569

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).

CVSS v3 5.5 MEDIUM

5.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/cesanta/mjs/issues/239	Exploit Issue Tracking Third Party Advisory
https://github.com/z1r00/fuzz_vuln/blob/main/mjs/SEGV/mjs_ffi/readme.md	Exploit
https://github.com/cesanta/mjs/issues/239	Exploit Issue Tracking Third Party Advisory
https://github.com/z1r00/fuzz_vuln/blob/main/mjs/SEGV/mjs_ffi/readme.md	Exploit

Configurations

Configuration 1 (hide)

cpe:2.3:a:cesanta:mjs:2.20.0:*:*:*:*:*:*:*

History

06 Feb 2025, 22:15

Type	Values Removed	Values Added
CWE		CWE-476

Information

Published : 2023-04-14 12:15

Updated : 2025-02-06 22:15

NVD link : CVE-2023-29569

Mitre link : CVE-2023-29569

CVE.ORG link : CVE-2023-29569

JSON object : View

Products Affected

cesanta

mjs

CWE

NVD-CWE-noinfo CWE-476

NULL Pointer Dereference

{"id": "CVE-2023-29569", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 1.8}, {"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 1.8}]}, "published": "2023-04-14T12:15:07.770", "references": [{"url": "https://github.com/cesanta/mjs/issues/239", "tags": ["Exploit", "Issue Tracking", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://github.com/z1r00/fuzz_vuln/blob/main/mjs/SEGV/mjs_ffi/readme.md", "tags": ["Exploit"], "source": "cve@mitre.org"}, {"url": "https://github.com/cesanta/mjs/issues/239", "tags": ["Exploit", "Issue Tracking", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://github.com/z1r00/fuzz_vuln/blob/main/mjs/SEGV/mjs_ffi/readme.md", "tags": ["Exploit"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}, {"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "description": [{"lang": "en", "value": "CWE-476"}]}], "descriptions": [{"lang": "en", "value": "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)."}], "lastModified": "2025-02-06T22:15:35.180", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:cesanta:mjs:2.20.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "CF8D39F6-ACB1-46F8-87CF-1B41EFC157BE"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}