{"api_version":"1","generated_at":"2026-04-22T19:36:34+00:00","cve":"CVE-2023-38546","urls":{"html":"https://cve.report/CVE-2023-38546","api":"https://cve.report/api/cve/CVE-2023-38546.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2023-38546","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2023-38546"},"summary":{"title":"CVE-2023-38546","description":"This flaw allows an attacker to insert cookies at will into a running program\nusing libcurl, if the specific series of conditions are met.\n\nlibcurl performs transfers. In its API, an application creates \"easy handles\"\nthat are the individual handles for single transfers.\n\nlibcurl provides a function call that duplicates en easy handle called\n[curl_easy_duphandle](https://curl.se/libcurl/c/curl_easy_duphandle.html).\n\nIf a transfer has cookies enabled when the handle is duplicated, the\ncookie-enable state is also cloned - but without cloning the actual\ncookies. If the source handle did not read any cookies from a specific file on\ndisk, the cloned version of the handle would instead store the file name as\n`none` (using the four ASCII letters, no quotes).\n\nSubsequent use of the cloned handle that does not explicitly set a source to\nload cookies from would then inadvertently load cookies from a file named\n`none` - if such a file exists and is readable in the current directory of the\nprogram using libcurl. And if using the correct file format of course.","state":"PUBLIC","assigner":"support@hackerone.com","published_at":"2023-10-18 04:15:00","updated_at":"2024-01-26 17:15:00"},"problem_types":["NVD-CWE-noinfo"],"metrics":[],"references":[{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/OGMXNRNSJ4ETDK6FRNU3J7SABXPWCHSQ/","name":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/OGMXNRNSJ4ETDK6FRNU3J7SABXPWCHSQ/","refsource":"MISC","tags":[],"title":"[SECURITY] Fedora 37 Update: curl-7.85.0-12.fc37 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://support.apple.com/kb/HT214058","name":"https://support.apple.com/kb/HT214058","refsource":"","tags":[],"title":"About the security content of macOS Ventura 13.6.4 - Apple Support","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://support.apple.com/kb/HT214036","name":"https://support.apple.com/kb/HT214036","refsource":"","tags":[],"title":"About the security content of macOS Sonoma 14.2 - Apple Support","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://curl.se/docs/CVE-2023-38546.html","name":"https://curl.se/docs/CVE-2023-38546.html","refsource":"MISC","tags":[],"title":"curl - cookie injection with none file - CVE-2023-38546","mime":"text/html","httpstatus":"200","archivestatus":"429"},{"url":"http://seclists.org/fulldisclosure/2024/Jan/37","name":"http://seclists.org/fulldisclosure/2024/Jan/37","refsource":"","tags":[],"title":"","mime":"","httpstatus":"200","archivestatus":"200"},{"url":"http://seclists.org/fulldisclosure/2024/Jan/38","name":"http://seclists.org/fulldisclosure/2024/Jan/38","refsource":"","tags":[],"title":"","mime":"","httpstatus":"200","archivestatus":"200"},{"url":"http://seclists.org/fulldisclosure/2024/Jan/34","name":"http://seclists.org/fulldisclosure/2024/Jan/34","refsource":"","tags":[],"title":"","mime":"","httpstatus":"200","archivestatus":"200"},{"url":"https://support.apple.com/kb/HT214057","name":"https://support.apple.com/kb/HT214057","refsource":"","tags":[],"title":"About the security content of macOS Monterey 12.7.3 - Apple Support","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://support.apple.com/kb/HT214063","name":"https://support.apple.com/kb/HT214063","refsource":"","tags":[],"title":"About the security content of iOS 16.7.5 and iPadOS 16.7.5 - Apple Support","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2023-38546","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-38546","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2023","cve_id":"38546","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"haxx","cpe5":"libcurl","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[{"cve":"CVE-2023-38546","qid":"160994","title":"Oracle Enterprise Linux Security Update for curl (ELSA-2023-5763)"},{"cve":"CVE-2023-38546","qid":"161081","title":"Oracle Enterprise Linux Security Update for curl (ELSA-2023-6745)"},{"cve":"CVE-2023-38546","qid":"161458","title":"Oracle Enterprise Linux Security Update for curl (ELSA-2024-1601)"},{"cve":"CVE-2023-38546","qid":"199825","title":"Ubuntu Security Notification for curl Vulnerabilities (USN-6429-1)"},{"cve":"CVE-2023-38546","qid":"199826","title":"Ubuntu 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(RLSA-2024:1601)"}]},"source_records":{"cve_program":{"data_version":"4.0","data_type":"CVE","data_format":"MITRE","CVE_data_meta":{"ID":"CVE-2023-38546","ASSIGNER":"support@hackerone.com","STATE":"PUBLIC"},"description":{"description_data":[{"lang":"eng","value":"This flaw allows an attacker to insert cookies at will into a running program\nusing libcurl, if the specific series of conditions are met.\n\nlibcurl performs transfers. In its API, an application creates \"easy handles\"\nthat are the individual handles for single transfers.\n\nlibcurl provides a function call that duplicates en easy handle called\n[curl_easy_duphandle](https://curl.se/libcurl/c/curl_easy_duphandle.html).\n\nIf a transfer has cookies enabled when the handle is duplicated, the\ncookie-enable state is also cloned - but without cloning the actual\ncookies. If the source handle did not read any cookies from a specific file on\ndisk, the cloned version of the handle would instead store the file name as\n`none` (using the four ASCII letters, no quotes).\n\nSubsequent use of the cloned handle that does not explicitly set a source to\nload cookies from would then inadvertently load cookies from a file named\n`none` - if such a file exists and is readable in the current directory of the\nprogram using libcurl. And if using the correct file format of course.\n"}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"affects":{"vendor":{"vendor_data":[{"vendor_name":"curl","product":{"product_data":[{"product_name":"curl","version":{"version_data":[{"version_value":"not down converted","x_cve_json_5_version_data":{"versions":[{"version":"8.4.0","status":"affected","lessThan":"8.4.0","versionType":"semver"},{"version":"7.9.1","status":"unaffected","lessThan":"7.9.1","versionType":"semver"}]}}]}}]}}]}},"references":{"reference_data":[{"url":"https://curl.se/docs/CVE-2023-38546.html","refsource":"MISC","name":"https://curl.se/docs/CVE-2023-38546.html"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/OGMXNRNSJ4ETDK6FRNU3J7SABXPWCHSQ/","refsource":"MISC","name":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/OGMXNRNSJ4ETDK6FRNU3J7SABXPWCHSQ/"}]}},"nvd":{"publishedDate":"2023-10-18 04:15:00","lastModifiedDate":"2024-01-26 17:15:00","problem_types":["NVD-CWE-noinfo"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"LOW","availabilityImpact":"NONE","baseScore":3.7,"baseSeverity":"LOW"},"exploitabilityScore":2.2,"impactScore":1.4}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:haxx:libcurl:*:*:*:*:*:*:*:*","versionStartIncluding":"7.9.1","versionEndExcluding":"8.4.0","cpe_name":[]}]}]}},"legacy_mitre":{"record":null,"notes":[]}}}