CVE-2022-45494 - Vulnerability Details - OpenCVE

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.

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00045.

Exploitation poc

Automatable no

Technical Impact total

Vendors	Products
Json.h Project	Json.h

Configuration 1 [-]

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

No data.

No data.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://github.com/hyrathon/trophies/security/advisories/GHSA-wvpq-p7pp-cj6m
https://github.com/sheredom/json.h
https://github.com/sheredom/json.h/issues/93
https://github.com/sheredom/json.h/issues/97

History

Thu, 27 Mar 2025 19:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2023-01-31T00:00:00.000Z

Updated: 2025-03-27T18:30:23.728Z

Reserved: 2022-11-21T00:00:00.000Z

Link: CVE-2022-45494

Vulnrichment

Updated: 2024-08-03T14:17:03.879Z

NVD

Status : Modified

Published: 2023-01-31T22:15:08.200

Modified: 2025-03-27T19:15:45.827

Link: CVE-2022-45494

Redhat

No data.

OpenCVE Enrichment

No data.

{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2022-45494", "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "dateUpdated": "2025-03-27T18:30:23.728Z", "dateReserved": "2022-11-21T00:00:00.000Z", "datePublished": "2023-01-31T00:00:00.000Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre", "dateUpdated": "2023-01-31T00:00:00.000Z"}, "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."}], "affected": [{"vendor": "n/a", "product": "n/a", "versions": [{"version": "n/a", "status": "affected"}]}], "references": [{"url": "https://github.com/sheredom/json.h"}, {"url": "https://github.com/sheredom/json.h/issues/93"}, {"url": "https://github.com/sheredom/json.h/issues/97"}, {"url": "https://github.com/hyrathon/trophies/security/advisories/GHSA-wvpq-p7pp-cj6m"}], "problemTypes": [{"descriptions": [{"type": "text", "lang": "en", "description": "n/a"}]}]}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T14:17:03.879Z"}, "title": "CVE Program Container", "references": [{"url": "https://github.com/sheredom/json.h", "tags": ["x_transferred"]}, {"url": "https://github.com/sheredom/json.h/issues/93", "tags": ["x_transferred"]}, {"url": "https://github.com/sheredom/json.h/issues/97", "tags": ["x_transferred"]}, {"url": "https://github.com/hyrathon/trophies/security/advisories/GHSA-wvpq-p7pp-cj6m", "tags": ["x_transferred"]}]}, {"problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-787", "lang": "en", "description": "CWE-787 Out-of-bounds Write"}]}], "metrics": [{"cvssV3_1": {"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"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2025-03-27T18:29:49.895241Z", "id": "CVE-2022-45494", "options": [{"Exploitation": "poc"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-03-27T18:30:23.728Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CVE Program Container", "references": [{"url": "https://github.com/sheredom/json.h", "tags": ["x_transferred"]}, {"url": "https://github.com/sheredom/json.h/issues/93", "tags": ["x_transferred"]}, {"url": "https://github.com/sheredom/json.h/issues/97", "tags": ["x_transferred"]}, {"url": "https://github.com/hyrathon/trophies/security/advisories/GHSA-wvpq-p7pp-cj6m", "tags": ["x_transferred"]}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T14:17:03.879Z"}}, {"title": "CISA ADP Vulnrichment", "metrics": [{"cvssV3_1": {"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"}}, {"other": {"type": "ssvc", "content": {"id": "CVE-2022-45494", "role": "CISA Coordinator", "options": [{"Exploitation": "poc"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2025-03-27T18:29:49.895241Z"}}}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-787", "description": "CWE-787 Out-of-bounds Write"}]}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-03-27T18:30:19.164Z"}}], "cna": {"affected": [{"vendor": "n/a", "product": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "references": [{"url": "https://github.com/sheredom/json.h"}, {"url": "https://github.com/sheredom/json.h/issues/93"}, {"url": "https://github.com/sheredom/json.h/issues/97"}, {"url": "https://github.com/hyrathon/trophies/security/advisories/GHSA-wvpq-p7pp-cj6m"}], "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."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "text", "description": "n/a"}]}], "providerMetadata": {"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre", "dateUpdated": "2023-01-31T00:00:00.000Z"}}}, "cveMetadata": {"cveId": "CVE-2022-45494", "state": "PUBLISHED", "dateUpdated": "2025-03-27T18:30:23.728Z", "dateReserved": "2022-11-21T00:00:00.000Z", "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "datePublished": "2023-01-31T00:00:00.000Z", "assignerShortName": "mitre"}, "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:json.h_project:json.h:*:*:*:*:*:*:*:*", "matchCriteriaId": "4297B9CE-4503-4DAE-886C-FCB54417DF05", "versionEndExcluding": "2022-11-14", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "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."}], "id": "CVE-2022-45494", "lastModified": "2025-03-27T19:15:45.827", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}, "published": "2023-01-31T22:15:08.200", "references": [{"source": "cve@mitre.org", "tags": ["Exploit", "Third Party Advisory"], "url": "https://github.com/hyrathon/trophies/security/advisories/GHSA-wvpq-p7pp-cj6m"}, {"source": "cve@mitre.org", "tags": ["Product", "Third Party Advisory"], "url": "https://github.com/sheredom/json.h"}, {"source": "cve@mitre.org", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "url": "https://github.com/sheredom/json.h/issues/93"}, {"source": "cve@mitre.org", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "url": "https://github.com/sheredom/json.h/issues/97"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://github.com/hyrathon/trophies/security/advisories/GHSA-wvpq-p7pp-cj6m"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Product", "Third Party Advisory"], "url": "https://github.com/sheredom/json.h"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "url": "https://github.com/sheredom/json.h/issues/93"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "url": "https://github.com/sheredom/json.h/issues/97"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-787"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-787"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}