{"id":"CVE-2023-21586","state":"PUBLISHED","title":"Acrobat Reader | NULL Pointer Dereference (CWE-476)","description":"Adobe Acrobat Reader versions 22.003.20282 (and earlier), 22.003.20281 (and earlier) and 20.005.30418 (and earlier) are affected by a NULL Pointer Dereference vulnerability. An unauthenticated attacker could leverage this vulnerability to achieve an application denial-of-service in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.","publishedAt":"2024-12-18T23:32:03.651Z","updatedAt":"2024-12-19T16:39:14.090Z","severity":{"score":5.5,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","source":"adobe"},"assigner":"adobe","products":["Adobe Acrobat Reader"],"affected":[{"vendor":"Adobe","product":"Acrobat Reader","defaultStatus":"affected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"22.003.20281","versionType":"semver"}]}],"references":["https://helpx.adobe.com/security/products/acrobat/apsb23-01.html"],"weaknesses":["CWE-476"],"ingestedAt":"2026-10-29T20:05:36.141Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/21xxx/CVE-2023-21586.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2023-21586","state":"PUBLISHED","datePublished":"2024-12-18T23:32:03.651Z","dateUpdated":"2024-12-19T16:39:14.090Z","assignerShortName":"adobe","assignerOrgId":"078d4453-3bcd-4900-85e6-15281da43538","dateReserved":"2022-12-01T19:16:24.905Z"},"containers":{"cna":{"title":"Acrobat Reader | NULL Pointer Dereference (CWE-476)","descriptions":[{"lang":"en","value":"Adobe Acrobat Reader versions 22.003.20282 (and earlier), 22.003.20281 (and earlier) and 20.005.30418 (and earlier) are affected by a NULL Pointer Dereference vulnerability. An unauthenticated attacker could leverage this vulnerability to achieve an application denial-of-service in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file."}],"affected":[{"vendor":"Adobe","product":"Acrobat Reader","defaultStatus":"affected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"22.003.20281","versionType":"semver"}]}],"references":[{"url":"https://helpx.adobe.com/security/products/acrobat/apsb23-01.html","tags":["vendor-advisory"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"HIGH","availabilityRequirement":"NOT_DEFINED","baseScore":5.5,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","confidentialityRequirement":"NOT_DEFINED","environmentalScore":5.5,"environmentalSeverity":"MEDIUM","exploitCodeMaturity":"NOT_DEFINED","integrityImpact":"NONE","integrityRequirement":"NOT_DEFINED","modifiedAttackComplexity":"LOW","modifiedAttackVector":"LOCAL","modifiedAvailabilityImpact":"HIGH","modifiedConfidentialityImpact":"NONE","modifiedIntegrityImpact":"NONE","modifiedPrivilegesRequired":"NONE","modifiedScope":"UNCHANGED","modifiedUserInteraction":"REQUIRED","privilegesRequired":"NONE","remediationLevel":"NOT_DEFINED","reportConfidence":"NOT_DEFINED","scope":"UNCHANGED","temporalScore":5.5,"temporalSeverity":"MEDIUM","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-476","description":"NULL Pointer Dereference (CWE-476)","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"adobe","orgId":"078d4453-3bcd-4900-85e6-15281da43538","dateUpdated":"2024-12-18T23:32:03.651Z"},"datePublic":"2023-01-10T17:00:00.000Z","source":{"discovery":"EXTERNAL"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2024-12-19T16:26:26.956863Z","id":"CVE-2023-21586","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2024-12-19T16:39:14.090Z"}}]}}}