CVE-2021-21606

{"containers": {"cna": {"affected": [{"product": "Jenkins", "vendor": "Jenkins project", "versions": [{"lessThan": "unspecified", "status": "affected", "version": "2.242", "versionType": "custom"}, {"lessThanOrEqual": "2.274", "status": "affected", "version": "unspecified", "versionType": "custom"}, {"lessThanOrEqual": "LTS 2.263.1", "status": "affected", "version": "unspecified", "versionType": "custom"}]}], "descriptions": [{"lang": "en", "value": "Jenkins 2.274 and earlier, LTS 2.263.1 and earlier improperly validates the format of a provided fingerprint ID when checking for its existence allowing an attacker to check for the existence of XML files with a short path."}], "providerMetadata": {"orgId": "39769cd5-e6e2-4dc8-927e-97b3aa056f5b", "shortName": "jenkins", "dateUpdated": "2023-10-24T15:50:24.584Z"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "https://www.jenkins.io/security/advisory/2021-01-13/#SECURITY-2023"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "jenkinsci-cert@googlegroups.com", "ID": "CVE-2021-21606", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Jenkins", "version": {"version_data": [{"version_affected": ">=", "version_value": "2.242"}, {"version_affected": "<=", "version_value": "2.274"}, {"version_affected": "<=", "version_value": "LTS 2.263.1"}]}}]}, "vendor_name": "Jenkins project"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "Jenkins 2.274 and earlier, LTS 2.263.1 and earlier improperly validates the format of a provided fingerprint ID when checking for its existence allowing an attacker to check for the existence of XML files with a short path."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-20: Improper Input Validation"}]}]}, "references": {"reference_data": [{"name": "https://www.jenkins.io/security/advisory/2021-01-13/#SECURITY-2023", "refsource": "CONFIRM", "url": "https://www.jenkins.io/security/advisory/2021-01-13/#SECURITY-2023"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T18:16:23.623Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://www.jenkins.io/security/advisory/2021-01-13/#SECURITY-2023"}]}]}, "cveMetadata": {"assignerOrgId": "39769cd5-e6e2-4dc8-927e-97b3aa056f5b", "assignerShortName": "jenkins", "cveId": "CVE-2021-21606", "datePublished": "2021-01-13T15:55:29.000Z", "dateReserved": "2021-01-04T00:00:00.000Z", "dateUpdated": "2024-08-03T18:16:23.623Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{}

{"affected": [{"affectedData": [{"product": "Jenkins", "vendor": "Jenkins project", "versions": [{"lessThan": "unspecified", "status": "affected", "version": "2.242", "versionType": "custom"}, {"lessThanOrEqual": "2.274", "status": "affected", "version": "unspecified", "versionType": "custom"}, {"lessThanOrEqual": "LTS 2.263.1", "status": "affected", "version": "unspecified", "versionType": "custom"}]}], "source": "jenkinsci-cert@googlegroups.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:jenkins:jenkins:*:*:*:*:lts:*:*:*", "matchCriteriaId": "1D0A8DA2-6151-430D-9FC2-1332E25B4E3B", "versionEndIncluding": "2.263.1", "vulnerable": true}, {"criteria": "cpe:2.3:a:jenkins:jenkins:*:*:*:*:-:*:*:*", "matchCriteriaId": "9A6F1AB1-BFB3-448F-BDAC-2A3487CBFEB6", "versionEndIncluding": "2.274", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Jenkins 2.274 and earlier, LTS 2.263.1 and earlier improperly validates the format of a provided fingerprint ID when checking for its existence allowing an attacker to check for the existence of XML files with a short path."}, {"lang": "es", "value": "Jenkins versiones 2.274 y anteriores, LTS versiones 2.263.1 y anteriores, comprueban inapropiadamente el formato de una identificaci\u00f3n de huella digital proporcionada al comprobar su existencia, permitiendo a un atacante comprobar la existencia de archivos XML con una ruta corta."}], "id": "CVE-2021-21606", "lastModified": "2026-06-17T03:35:51.760", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "NONE", "baseScore": 4.0, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:S/C:P/I:N/A:N", "version": "2.0"}, "exploitabilityScore": 8.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 1.4, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-01-13T16:15:13.663", "references": [{"source": "jenkinsci-cert@googlegroups.com", "tags": ["Vendor Advisory"], "url": "https://www.jenkins.io/security/advisory/2021-01-13/#SECURITY-2023"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://www.jenkins.io/security/advisory/2021-01-13/#SECURITY-2023"}], "sourceIdentifier": "jenkinsci-cert@googlegroups.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2021:0637", "cpe": "cpe:/a:redhat:openshift:3.11::el7", "package": "jenkins-0:2.263.3.1612433584-1.el7", "product_name": "Red Hat OpenShift Container Platform 3.11", "release_date": "2021-03-03T00:00:00Z"}, {"advisory": "RHSA-2021:0429", "cpe": "cpe:/a:redhat:openshift:4.5::el7", "package": "conmon-2:2.0.21-1.rhaos4.5.el7", "product_name": "Red Hat OpenShift Container Platform 4.5", "release_date": "2021-03-03T00:00:00Z"}, {"advisory": "RHSA-2021:0429", "cpe": "cpe:/a:redhat:openshift:4.5::el7", "package": "jenkins-0:2.263.3.1612434332-1.el7", "product_name": "Red Hat OpenShift Container Platform 4.5", "release_date": "2021-03-03T00:00:00Z"}, {"advisory": "RHSA-2021:0429", "cpe": "cpe:/a:redhat:openshift:4.5::el7", "package": "machine-config-daemon-0:4.5.0-202102050524.p0.git.2594.ff3b8c0.el8", "product_name": "Red Hat OpenShift Container Platform 4.5", "release_date": "2021-03-03T00:00:00Z"}, {"advisory": "RHSA-2021:0429", "cpe": "cpe:/a:redhat:openshift:4.5::el7", "package": "openshift-0:4.5.0-202102050524.p0.git.0.9229406.el7", "product_name": "Red Hat OpenShift Container Platform 4.5", "release_date": "2021-03-03T00:00:00Z"}, {"advisory": "RHSA-2021:0429", "cpe": "cpe:/a:redhat:openshift:4.5::el7", "package": "openshift-ansible-0:4.5.0-202102031005.p0.git.0.c6839a2.el7", "product_name": "Red Hat OpenShift Container Platform 4.5", "release_date": "2021-03-03T00:00:00Z"}, {"advisory": "RHSA-2021:0429", "cpe": "cpe:/a:redhat:openshift:4.5::el7", "package": "openshift-clients-0:4.5.0-202102051529.p0.git.3612.61b096a.el8", "product_name": "Red Hat OpenShift Container Platform 4.5", "release_date": "2021-03-03T00:00:00Z"}, {"advisory": "RHSA-2021:0429", "cpe": "cpe:/a:redhat:openshift:4.5::el7", "package": "runc-0:1.0.0-72.rhaos4.5.giteadfc6b.el8", "product_name": "Red Hat OpenShift Container Platform 4.5", "release_date": "2021-03-03T00:00:00Z"}, {"advisory": "RHSA-2021:0423", "cpe": "cpe:/a:redhat:openshift:4.6::el8", "package": "jenkins-0:2.263.3.1612434510-1.el8", "product_name": "Red Hat OpenShift Container Platform 4.6", "release_date": "2021-02-17T00:00:00Z"}], "bugzilla": {"description": "jenkins: Arbitrary file existence check in file fingerprints", "id": "1925159", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1925159"}, "csaw": false, "cvss3": {"cvss3_base_score": "4.3", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N", "status": "verified"}, "cwe": "CWE-20", "details": ["Jenkins 2.274 and earlier, LTS 2.263.1 and earlier improperly validates the format of a provided fingerprint ID when checking for its existence allowing an attacker to check for the existence of XML files with a short path."], "name": "CVE-2021-21606", "package_state": [{"cpe": "cpe:/a:redhat:jboss_fuse:7", "fix_state": "Not affected", "package_name": "jenkins", "product_name": "Red Hat Fuse 7"}], "public_date": "2021-01-13T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2021-21606\nhttps://nvd.nist.gov/vuln/detail/CVE-2021-21606"], "threat_severity": "Moderate"}

{}