CVE-2021-43312

{"id": "CVE-2021-43312", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "published": "2023-03-24T20:15:08.270", "references": [{"url": "https://github.com/upx/upx/issues/379", "tags": ["Exploit", "Issue Tracking", "Patch"], "source": "patrick@puiterwijk.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-787"}]}, {"type": "Secondary", "source": "patrick@puiterwijk.org", "description": [{"lang": "en", "value": "CWE-119"}]}], "descriptions": [{"lang": "en", "value": "A heap-based buffer overflow was discovered in upx, during the variable 'bucket' points to an inaccessible address. The issue is being triggered in the function PackLinuxElf64::invert_pt_dynamic at p_lx_elf.cpp:5239."}], "lastModified": "2023-03-28T18:06:01.347", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:upx_project:upx:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1E4C95CD-E2A9-47E3-9866-FD4B7ECF14AA", "versionEndExcluding": "4.0.0"}], "operator": "OR"}]}], "sourceIdentifier": "patrick@puiterwijk.org"}