CVE-2023-27830

{"id": "CVE-2023-27830", "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 9.0, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 6.0, "exploitabilityScore": 2.3}]}, "published": "2023-04-12T15:15:12.830", "references": [{"url": "https://medium.com/nestedif/vulnerability-disclosure-privilege-escalation-tightvnc-8165208cce", "tags": ["Exploit", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://www.tightvnc.com/news.php", "tags": ["Product", "Release Notes"], "source": "cve@mitre.org"}, {"url": "https://www.tightvnc.com/whatsnew.php", "tags": ["Product", "Release Notes"], "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-269"}]}], "descriptions": [{"lang": "en", "value": "TightVNC before v2.8.75 allows attackers to escalate privileges on the host operating system via replacing legitimate files with crafted files when executing a file transfer. This is due to the fact that TightVNC runs in the backend as a high-privileges account."}], "lastModified": "2023-04-24T15:59:43.363", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:tightvnc:tightvnc:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "521FB7FE-6DDF-44F9-BDFD-0785D8E0093F", "versionEndExcluding": "2.8.75"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}