{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2023-1999","assignerOrgId":"14ed7db2-1595-443d-9d34-6215bf890778","state":"PUBLISHED","assignerShortName":"Google","dateReserved":"2023-04-12T09:40:34.560Z","datePublished":"2023-06-20T11:28:52.547Z","dateUpdated":"2025-02-13T16:39:44.993Z"},"containers":{"cna":{"affected":[{"collectionURL":"https://chromium.googlesource.com/webm/libwebp","defaultStatus":"unaffected","packageName":"libwebp","product":"libwebp","repo":"https://chromium.googlesource.com/","vendor":"Chromium","versions":[{"lessThan":"1.3.1","status":"affected","version":"0.4.2","versionType":"custom"},{"lessThan":"1.3.0-8-ga486d800","status":"affected","version":"0.4.2","versionType":"custom"}]}],"descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"There exists a use after free/double free in libwebp. An attacker can use the&nbsp;<span style=\"background-color: rgb(255, 255, 255);\">ApplyFiltersAndEncode() function and loop through to free best.bw and assign best = trial pointer. The second loop will then return 0 because of an Out of memory error in VP8 encoder, the pointer is still assigned to trial and the AddressSanitizer will attempt a double free.&nbsp;</span><br>"}],"value":"There exists a use after free/double free in libwebp. An attacker can use the ApplyFiltersAndEncode() function and loop through to free best.bw and assign best = trial pointer. The second loop will then return 0 because of an Out of memory error in VP8 encoder, the pointer is still assigned to trial and the AddressSanitizer will attempt a double free."}],"impacts":[{"capecId":"CAPEC-233","descriptions":[{"lang":"en","value":"CAPEC-233 Privilege Escalation"}]}],"metrics":[{"cvssV3_1":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":5.3,"baseSeverity":"MEDIUM","confidentialityImpact":"HIGH","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-416","description":"CWE-416 Use After Free","lang":"en","type":"CWE"}]}],"providerMetadata":{"orgId":"14ed7db2-1595-443d-9d34-6215bf890778","shortName":"Google","dateUpdated":"2023-09-17T08:07:00.899Z"},"references":[{"url":"https://chromium.googlesource.com/webm/libwebp"},{"url":"https://security.gentoo.org/glsa/202309-05"}],"source":{"discovery":"EXTERNAL"},"title":"Use after free in libwebp","x_generator":{"engine":"Vulnogram 0.1.0-dev"}},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-02T06:05:27.124Z"},"title":"CVE Program Container","references":[{"url":"https://chromium.googlesource.com/webm/libwebp","tags":["x_transferred"]},{"url":"https://security.gentoo.org/glsa/202309-05","tags":["x_transferred"]}]},{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2024-09-26T19:14:09.901555Z","id":"CVE-2023-1999","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2024-09-26T19:14:21.862Z"}}]}}