{"id":"CVE-2025-1975","state":"PUBLISHED","title":"Improper Validation of Array Index in ollama/ollama","description":"A vulnerability in the Ollama server version 0.5.11 allows a malicious user to cause a Denial of Service (DoS) attack by customizing the manifest content and spoofing a service. This is due to improper validation of array index access when downloading a model via the /api/pull endpoint, which can lead to a server crash.","publishedAt":"2025-05-16T08:25:57.177Z","updatedAt":"2025-05-16T15:50:11.815Z","severity":{"score":7.5,"label":"High","version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","source":"@huntr_ai"},"assigner":"@huntr_ai","products":["ollama ollama/ollama"],"affected":[{"vendor":"ollama","product":"ollama/ollama","versions":[{"version":"unspecified","status":"affected","lessThanOrEqual":"latest","versionType":"custom"}]}],"references":["https://huntr.com/bounties/921ba5d4-f1d0-4c66-9764-4f72dffe7acd"],"weaknesses":["CWE-129"],"ingestedAt":"2026-10-29T20:08:39.238Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/1xxx/CVE-2025-1975.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2025-1975","state":"PUBLISHED","datePublished":"2025-05-16T08:25:57.177Z","dateUpdated":"2025-05-16T15:50:11.815Z","assignerShortName":"@huntr_ai","assignerOrgId":"c09c270a-b464-47c1-9133-acb35b22c19a","dateReserved":"2025-03-04T21:57:53.651Z"},"containers":{"cna":{"title":"Improper Validation of Array Index in ollama/ollama","descriptions":[{"lang":"en","value":"A vulnerability in the Ollama server version 0.5.11 allows a malicious user to cause a Denial of Service (DoS) attack by customizing the manifest content and spoofing a service. This is due to improper validation of array index access when downloading a model via the /api/pull endpoint, which can lead to a server crash."}],"affected":[{"vendor":"ollama","product":"ollama/ollama","versions":[{"version":"unspecified","status":"affected","lessThanOrEqual":"latest","versionType":"custom"}]}],"references":[{"url":"https://huntr.com/bounties/921ba5d4-f1d0-4c66-9764-4f72dffe7acd"}],"metrics":[{"cvssV3_0":{"version":"3.0","attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","baseScore":7.5,"baseSeverity":"HIGH"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-129","type":"CWE","lang":"en","description":"CWE-129 Improper Validation of Array Index"}]}],"providerMetadata":{"shortName":"@huntr_ai","orgId":"c09c270a-b464-47c1-9133-acb35b22c19a","dateUpdated":"2025-05-16T08:25:57.177Z"},"source":{"advisory":"921ba5d4-f1d0-4c66-9764-4f72dffe7acd","discovery":"EXTERNAL"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-05-16T15:50:00.712099Z","id":"CVE-2025-1975","options":[{"Exploitation":"poc"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-05-16T15:50:11.815Z"}}]}}}