{"id":"CVE-2020-36563","state":"PUBLISHED","title":"Weak hash (SHA-1) in github.com/RobotsAndPencils/go-saml","description":"XML Digital Signatures generated and validated using this package use SHA-1, which may allow an attacker to craft inputs which cause hash collisions depending on their control over the input.","publishedAt":"2022-12-27T21:13:29.296Z","updatedAt":"2025-04-11T16:37:19.193Z","severity":{"score":5.3,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","source":"CISA-ADP"},"assigner":"Go","products":["github.com/RobotsAndPencils/go-saml github.com/RobotsAndPencils/go-saml"],"affected":[{"vendor":"github.com/RobotsAndPencils/go-saml","product":"github.com/RobotsAndPencils/go-saml","packageName":"github.com/RobotsAndPencils/go-saml","defaultStatus":"affected","collectionURL":"https://pkg.go.dev","programRoutines":[{"name":"AuthnRequest.Validate"},{"name":"NewAuthnRequest"},{"name":"NewSignedResponse"},{"name":"ServiceProviderSettings.GetAuthnRequest"}]}],"references":["https://github.com/RobotsAndPencils/go-saml/pull/38","https://pkg.go.dev/vuln/GO-2020-0047"],"weaknesses":[],"ingestedAt":"2026-10-29T19:47:24.909Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2020/36xxx/CVE-2020-36563.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2020-36563","state":"PUBLISHED","datePublished":"2022-12-27T21:13:29.296Z","dateUpdated":"2025-04-11T16:37:19.193Z","assignerShortName":"Go","assignerOrgId":"1bb62c36-49e3-4200-9d77-64a1400537cc","dateReserved":"2022-07-29T18:37:18.341Z"},"containers":{"cna":{"title":"Weak hash (SHA-1) in github.com/RobotsAndPencils/go-saml","descriptions":[{"lang":"en","value":"XML Digital Signatures generated and validated using this package use SHA-1, which may allow an attacker to craft inputs which cause hash collisions depending on their control over the input."}],"affected":[{"vendor":"github.com/RobotsAndPencils/go-saml","product":"github.com/RobotsAndPencils/go-saml","packageName":"github.com/RobotsAndPencils/go-saml","defaultStatus":"affected","collectionURL":"https://pkg.go.dev","programRoutines":[{"name":"AuthnRequest.Validate"},{"name":"NewAuthnRequest"},{"name":"NewSignedResponse"},{"name":"ServiceProviderSettings.GetAuthnRequest"}]}],"references":[{"url":"https://github.com/RobotsAndPencils/go-saml/pull/38"},{"url":"https://pkg.go.dev/vuln/GO-2020-0047"}],"problemTypes":[{"descriptions":[{"lang":"en","description":"CWE 328: Use of Weak Hash"}]}],"providerMetadata":{"shortName":"Go","orgId":"1bb62c36-49e3-4200-9d77-64a1400537cc","dateUpdated":"2023-06-12T19:04:02.597Z"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://github.com/RobotsAndPencils/go-saml/pull/38","tags":["x_transferred"]},{"url":"https://pkg.go.dev/vuln/GO-2020-0047","tags":["x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-04T17:30:08.406Z"}},{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":5.3,"attackVector":"NETWORK","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","integrityImpact":"LOW","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"NONE","privilegesRequired":"NONE","confidentialityImpact":"NONE"}},{"other":{"type":"ssvc","content":{"timestamp":"2025-04-11T16:36:49.594277Z","id":"CVE-2020-36563","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-04-11T16:37:19.193Z"}}]}}}