{"id":"CVE-2022-42915","state":"PUBLISHED","title":"curl before 7.86.0 has a double free. If curl is told to use an HTTP proxy for a transfer with a non-HTTP(S) URL, it sets up the connection to the remote server by issuing a CONNEC","description":"curl before 7.86.0 has a double free. If curl is told to use an HTTP proxy for a transfer with a non-HTTP(S) URL, it sets up the connection to the remote server by issuing a CONNECT request to the proxy, and then tunnels the rest of the protocol through. An HTTP proxy might refuse this request (HTTP proxies often only allow outgoing connections to specific port numbers, like 443 for HTTPS) and instead return a non-200 status code to the client. Due to flaws in the error/cleanup handling, this could trigger a double free in curl if one of the following schemes were used in the URL for the transfer: dict, gopher, gophers, ldap, ldaps, rtmp, rtmps, or telnet. The earliest affected version is 7.77.0.","publishedAt":"2022-10-29T00:00:00.000Z","updatedAt":"2026-10-14T18:26:42.790Z","severity":{"score":8.1,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","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://curl.se/docs/CVE-2022-42915.html","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HVU3IMZCKR4VE6KJ4GCWRL2ILLC6OV76/","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Q27V5YYMXUVI6PRZQVECON32XPVWTKDK/","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/37YEVVC6NAF6H7UHH6YAUY5QEVY6LIH2/","https://security.netapp.com/advisory/ntap-20221209-0010/","https://security.gentoo.org/glsa/202212-01","https://support.apple.com/kb/HT213604","https://support.apple.com/kb/HT213605","http://seclists.org/fulldisclosure/2023/Jan/20","http://seclists.org/fulldisclosure/2023/Jan/19","https://cert-portal.siemens.com/productcert/html/ssa-892048.html","https://cert-portal.siemens.com/productcert/html/ssa-398330.html"],"weaknesses":["CWE-415"],"ingestedAt":"2026-10-29T19:50:40.706Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/42xxx/CVE-2022-42915.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-42915","state":"PUBLISHED","datePublished":"2022-10-29T00:00:00.000Z","dateUpdated":"2026-10-14T18:26:42.790Z","assignerShortName":"mitre","assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","dateReserved":"2022-10-13T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"curl before 7.86.0 has a double free. If curl is told to use an HTTP proxy for a transfer with a non-HTTP(S) URL, it sets up the connection to the remote server by issuing a CONNECT request to the proxy, and then tunnels the rest of the protocol through. An HTTP proxy might refuse this request (HTTP proxies often only allow outgoing connections to specific port numbers, like 443 for HTTPS) and instead return a non-200 status code to the client. Due to flaws in the error/cleanup handling, this could trigger a double free in curl if one of the following schemes were used in the URL for the transfer: dict, gopher, gophers, ldap, ldaps, rtmp, rtmps, or telnet. The earliest affected version is 7.77.0."}],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":[{"url":"https://curl.se/docs/CVE-2022-42915.html"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HVU3IMZCKR4VE6KJ4GCWRL2ILLC6OV76/","name":"FEDORA-2022-01ffde372c","tags":["vendor-advisory"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Q27V5YYMXUVI6PRZQVECON32XPVWTKDK/","name":"FEDORA-2022-39688a779d","tags":["vendor-advisory"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/37YEVVC6NAF6H7UHH6YAUY5QEVY6LIH2/","name":"FEDORA-2022-e9d65906c4","tags":["vendor-advisory"]},{"url":"https://security.netapp.com/advisory/ntap-20221209-0010/"},{"url":"https://security.gentoo.org/glsa/202212-01","name":"GLSA-202212-01","tags":["vendor-advisory"]},{"url":"https://support.apple.com/kb/HT213604"},{"url":"https://support.apple.com/kb/HT213605"},{"url":"http://seclists.org/fulldisclosure/2023/Jan/20","name":"20230123 APPLE-SA-2023-01-23-5 macOS Monterey 12.6.3","tags":["mailing-list"]},{"url":"http://seclists.org/fulldisclosure/2023/Jan/19","name":"20230123 APPLE-SA-2023-01-23-4 macOS Ventura 13.2","tags":["mailing-list"]}],"problemTypes":[{"descriptions":[{"type":"text","lang":"en","description":"n/a"}]}],"providerMetadata":{"shortName":"mitre","orgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","dateUpdated":"2023-01-24T00:00:00.000Z"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://curl.se/docs/CVE-2022-42915.html","tags":["x_transferred"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HVU3IMZCKR4VE6KJ4GCWRL2ILLC6OV76/","name":"FEDORA-2022-01ffde372c","tags":["vendor-advisory","x_transferred"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Q27V5YYMXUVI6PRZQVECON32XPVWTKDK/","name":"FEDORA-2022-39688a779d","tags":["vendor-advisory","x_transferred"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/37YEVVC6NAF6H7UHH6YAUY5QEVY6LIH2/","name":"FEDORA-2022-e9d65906c4","tags":["vendor-advisory","x_transferred"]},{"url":"https://security.netapp.com/advisory/ntap-20221209-0010/","tags":["x_transferred"]},{"url":"https://security.gentoo.org/glsa/202212-01","name":"GLSA-202212-01","tags":["vendor-advisory","x_transferred"]},{"url":"https://support.apple.com/kb/HT213604","tags":["x_transferred"]},{"url":"https://support.apple.com/kb/HT213605","tags":["x_transferred"]},{"url":"http://seclists.org/fulldisclosure/2023/Jan/20","name":"20230123 APPLE-SA-2023-01-23-5 macOS Monterey 12.6.3","tags":["mailing-list","x_transferred"]},{"url":"http://seclists.org/fulldisclosure/2023/Jan/19","name":"20230123 APPLE-SA-2023-01-23-4 macOS Ventura 13.2","tags":["mailing-list","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-03T13:19:05.396Z"}},{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":8.1,"attackVector":"NETWORK","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","integrityImpact":"HIGH","userInteraction":"NONE","attackComplexity":"HIGH","availabilityImpact":"HIGH","privilegesRequired":"NONE","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2025-05-07T13:58:40.839541Z","id":"CVE-2022-42915","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-415","type":"CWE","lang":"en","description":"CWE-415 Double Free"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-05-07T13:59:25.363Z"}},{"affected":[{"vendor":"Siemens","product":"SIMATIC S7-1500 CPU 1518-4 PN/DP MFP","defaultStatus":"unknown","versions":[{"version":"V3.1.0","status":"affected","lessThan":"V3.1.5","versionType":"custom"}]},{"vendor":"Siemens","product":"SIMATIC S7-1500 CPU 1518-4 PN/DP MFP","defaultStatus":"unknown","versions":[{"version":"V3.1.0","status":"affected","lessThan":"V3.1.5","versionType":"custom"}]},{"vendor":"Siemens","product":"SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP","defaultStatus":"unknown","versions":[{"version":"V3.1.0","status":"affected","lessThan":"V3.1.5","versionType":"custom"}]},{"vendor":"Siemens","product":"SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP","defaultStatus":"unknown","versions":[{"version":"V3.1.0","status":"affected","lessThan":"V3.1.5","versionType":"custom"}]},{"vendor":"Siemens","product":"SIPLUS S7-1500 CPU 1518-4 PN/DP MFP","defaultStatus":"unknown","versions":[{"version":"V3.1.0","status":"affected","lessThan":"V3.1.5","versionType":"custom"}]}],"references":[{"url":"https://cert-portal.siemens.com/productcert/html/ssa-892048.html"},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-398330.html"}],"providerMetadata":{"shortName":"siemens-SADP","orgId":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e","dateUpdated":"2026-10-14T18:26:42.790Z"},"x_adpType":"supplier"}]}}}