CVE-2023-22485

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "https://github.com/github/cmark-gfm/security/advisories/GHSA-c944-cv5f-hpvr", "name": "https://github.com/github/cmark-gfm/security/advisories/GHSA-c944-cv5f-hpvr", "tags": ["Exploit", "Third Party Advisory"], "refsource": "MISC"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "cmark-gfm is GitHub's fork of cmark, a CommonMark parsing and rendering library and program in C. In versions prior 0.29.0.gfm.7, a crafted markdown document can trigger an out-of-bounds read in the `validate_protocol` function. We believe this bug is harmless in practice, because the out-of-bounds read accesses `malloc` metadata without causing any visible damage.This vulnerability has been patched in 0.29.0.gfm.7."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-91"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2023-22485", "ASSIGNER": "security-advisories@github.com"}}, "impact": {"baseMetricV3": {"cvssV3": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 1.4, "exploitabilityScore": 3.9}}, "publishedDate": "2023-01-24T01:15Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:a:github:cmark-gfm:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "0.29.0.gfm.7"}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2023-02-02T14:11Z"}