{"id":"CVE-2024-50383","state":"PUBLISHED","title":"Botan before 3.6.0, when certain GCC versions are used, has a compiler-induced secret-dependent operation in lib/utils/donna128.h in donna128 (used in Chacha-Poly1305 and x25519). ","description":"Botan before 3.6.0, when certain GCC versions are used, has a compiler-induced secret-dependent operation in lib/utils/donna128.h in donna128 (used in Chacha-Poly1305 and x25519). An addition can be skipped if a carry is not set. This was observed for GCC 11.3.0 with -O2 on MIPS, and GCC on x86-i386. (Only 32-bit processors can be affected.)","publishedAt":"2024-10-23T00:00:00.000Z","updatedAt":"2024-10-24T19:55:57.960Z","severity":{"score":5.9,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N","source":"CISA-ADP"},"assigner":"mitre","products":["n/a n/a"],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":["https://github.com/randombit/botan/commit/53b0cfde580e86b03d0d27a488b6c134f662e957","https://github.com/randombit/botan/compare/3.5.0...3.6.0","https://arxiv.org/pdf/2410.13489","https://news.ycombinator.com/item?id=41887153"],"weaknesses":["CWE-203"],"ingestedAt":"2026-10-29T20:07:56.516Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2024/50xxx/CVE-2024-50383.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2024-50383","state":"PUBLISHED","datePublished":"2024-10-23T00:00:00.000Z","dateUpdated":"2024-10-24T19:55:57.960Z","assignerShortName":"mitre","assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","dateReserved":"2024-10-23T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"Botan before 3.6.0, when certain GCC versions are used, has a compiler-induced secret-dependent operation in lib/utils/donna128.h in donna128 (used in Chacha-Poly1305 and x25519). An addition can be skipped if a carry is not set. This was observed for GCC 11.3.0 with -O2 on MIPS, and GCC on x86-i386. (Only 32-bit processors can be affected.)"}],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":[{"url":"https://github.com/randombit/botan/commit/53b0cfde580e86b03d0d27a488b6c134f662e957"},{"url":"https://github.com/randombit/botan/compare/3.5.0...3.6.0"},{"url":"https://arxiv.org/pdf/2410.13489"},{"url":"https://news.ycombinator.com/item?id=41887153"}],"problemTypes":[{"descriptions":[{"type":"text","lang":"en","description":"n/a"}]}],"providerMetadata":{"shortName":"mitre","orgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","dateUpdated":"2024-10-23T16:13:14.414Z"}},"adp":[{"title":"CISA ADP Vulnrichment","affected":[{"vendor":"botan_project","product":"botan","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThan":"3.6.0","versionType":"custom"}],"cpes":["cpe:2.3:a:botan_project:botan:*:*:*:*:*:*:*:*"]}],"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":5.9,"attackVector":"NETWORK","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"HIGH","availabilityImpact":"NONE","privilegesRequired":"NONE","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2024-10-24T19:53:31.821813Z","id":"CVE-2024-50383","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-203","type":"CWE","lang":"en","description":"CWE-203 Observable Discrepancy"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2024-10-24T19:55:57.960Z"}}]}}}