CVE-2022-45494

Buffer overflow vulnerability in function json_parse_object in sheredom json.h before commit 0825301a07cbf51653882bf2b153cc81fdadf41 (November 14, 2022) allows attackers to code arbitrary code and gain escalated privileges.

CVSS v3 7.8 HIGH

7.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/hyrathon/trophies/security/advisories/GHSA-wvpq-p7pp-cj6m	Exploit Third Party Advisory
https://github.com/sheredom/json.h	Product Third Party Advisory
https://github.com/sheredom/json.h/issues/93	Issue Tracking Patch Third Party Advisory
https://github.com/sheredom/json.h/issues/97	Issue Tracking Patch Third Party Advisory
https://github.com/hyrathon/trophies/security/advisories/GHSA-wvpq-p7pp-cj6m	Exploit Third Party Advisory
https://github.com/sheredom/json.h	Product Third Party Advisory
https://github.com/sheredom/json.h/issues/93	Issue Tracking Patch Third Party Advisory
https://github.com/sheredom/json.h/issues/97	Issue Tracking Patch Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:json.h_project:json.h:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2023-01-31 22:15

Updated : 2025-03-27 19:15

NVD link : CVE-2022-45494

Mitre link : CVE-2022-45494

CVE.ORG link : CVE-2022-45494

JSON object : View

Products Affected

json.h_project

json.h

CWE

CWE-787

Out-of-bounds Write

{"id": "CVE-2022-45494", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.8}, {"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.8}]}, "published": "2023-01-31T22:15:08.200", "references": [{"url": "https://github.com/hyrathon/trophies/security/advisories/GHSA-wvpq-p7pp-cj6m", "tags": ["Exploit", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://github.com/sheredom/json.h", "tags": ["Product", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://github.com/sheredom/json.h/issues/93", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://github.com/sheredom/json.h/issues/97", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://github.com/hyrathon/trophies/security/advisories/GHSA-wvpq-p7pp-cj6m", "tags": ["Exploit", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://github.com/sheredom/json.h", "tags": ["Product", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://github.com/sheredom/json.h/issues/93", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://github.com/sheredom/json.h/issues/97", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-787"}]}, {"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "description": [{"lang": "en", "value": "CWE-787"}]}], "descriptions": [{"lang": "en", "value": "Buffer overflow vulnerability in function json_parse_object in sheredom json.h before commit 0825301a07cbf51653882bf2b153cc81fdadf41 (November 14, 2022) allows attackers to code arbitrary code and gain escalated privileges."}, {"lang": "es", "value": "Vulnerabilidad de desbordamiento de b\u00fafer en la funci\u00f3n json_parse_object en sheredom json.h antes de el commit 0825301a07cbf51653882bf2b153cc81fdadf41 (14 de noviembre de 2022) permite a los atacantes codificar c\u00f3digo arbitrario y obtener privilegios aumentados."}], "lastModified": "2025-03-27T19:15:45.827", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:json.h_project:json.h:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "4297B9CE-4503-4DAE-886C-FCB54417DF05", "versionEndExcluding": "2022-11-14"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}