CVE-2021-35937

{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2021-35937", "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "assignerShortName": "redhat", "dateUpdated": "2024-08-04T00:40:47.361Z", "dateReserved": "2021-06-29T00:00:00.000Z", "datePublished": "2022-08-25T00:00:00.000Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "shortName": "redhat", "dateUpdated": "2022-10-31T00:00:00.000Z"}, "descriptions": [{"lang": "en", "value": "A race condition vulnerability was found in rpm. A local unprivileged user could use this flaw to bypass the checks that were introduced in response to CVE-2017-7500 and CVE-2017-7501, potentially gaining root privileges. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability."}], "affected": [{"vendor": "n/a", "product": "RPM", "versions": [{"version": "Fixed in rpm v4.18.0", "status": "affected"}]}], "references": [{"url": "https://rpm.org/wiki/Releases/4.18.0"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1964125"}, {"url": "https://access.redhat.com/security/cve/CVE-2021-35937"}, {"url": "https://www.usenix.org/legacy/event/sec05/tech/full_papers/borisov/borisov.pdf"}, {"name": "GLSA-202210-22", "tags": ["vendor-advisory"], "url": "https://security.gentoo.org/glsa/202210-22"}], "problemTypes": [{"descriptions": [{"type": "CWE", "lang": "en", "description": "CWE-59 - Improper Link Resolution Before File Access ('Link Following'), CWE-367 - Time-of-check Time-of-use (TOCTOU) Race Condition", "cweId": "CWE-59"}]}]}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T00:40:47.361Z"}, "title": "CVE Program Container", "references": [{"url": "https://rpm.org/wiki/Releases/4.18.0", "tags": ["x_transferred"]}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1964125", "tags": ["x_transferred"]}, {"url": "https://access.redhat.com/security/cve/CVE-2021-35937", "tags": ["x_transferred"]}, {"url": "https://www.usenix.org/legacy/event/sec05/tech/full_papers/borisov/borisov.pdf", "tags": ["x_transferred"]}, {"name": "GLSA-202210-22", "tags": ["vendor-advisory", "x_transferred"], "url": "https://security.gentoo.org/glsa/202210-22"}]}]}}

{}

{"affected": [{"affectedData": [{"product": "RPM", "vendor": "n/a", "versions": [{"status": "affected", "version": "Fixed in rpm v4.18.0"}]}], "source": "secalert@redhat.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:rpm:rpm:*:*:*:*:*:*:*:*", "matchCriteriaId": "2E92EAAF-D2B5-458B-BBF4-363FD16D3931", "versionEndExcluding": "4.18.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:*", "matchCriteriaId": "2F6AB192-9D7D-4A9A-8995-E53A9DE9EAFC", "vulnerable": true}, {"criteria": "cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*", "matchCriteriaId": "142AD0DD-4CF3-4D74-9442-459CE3347E3A", "vulnerable": true}, {"criteria": "cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*", "matchCriteriaId": "F4CFF558-3C47-480D-A2F0-BABF26042943", "vulnerable": true}, {"criteria": "cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*", "matchCriteriaId": "7F6FB57C-2BC7-487C-96DD-132683AEB35D", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*", "matchCriteriaId": "A930E247-0B43-43CB-98FF-6CE7B8189835", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A race condition vulnerability was found in rpm. A local unprivileged user could use this flaw to bypass the checks that were introduced in response to CVE-2017-7500 and CVE-2017-7501, potentially gaining root privileges. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability."}, {"lang": "es", "value": "Se encontr\u00f3 una vulnerabilidad de condici\u00f3n de carrera en rpm. Un usuario local no privilegiado podr\u00eda usar este fallo para omitir las comprobaciones introducidas en respuesta a CVE-2017-7500 y CVE-2017-7501, obteniendo potencialmente privilegios de root. La mayor amenaza de esta vulnerabilidad es para la confidencialidad e integridad de los datos, as\u00ed como para la disponibilidad del sistema."}], "id": "CVE-2021-35937", "lastModified": "2026-06-17T03:57:57.727", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 6.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 0.5, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2022-08-25T20:15:09.243", "references": [{"source": "secalert@redhat.com", "tags": ["Vendor Advisory"], "url": "https://access.redhat.com/security/cve/CVE-2021-35937"}, {"source": "secalert@redhat.com", "tags": ["Issue Tracking", "Patch", "Vendor Advisory"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1964125"}, {"source": "secalert@redhat.com", "tags": ["Release Notes"], "url": "https://rpm.org/wiki/Releases/4.18.0"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory"], "url": "https://security.gentoo.org/glsa/202210-22"}, {"source": "secalert@redhat.com", "tags": ["Exploit", "Technical Description", "Third Party Advisory"], "url": "https://www.usenix.org/legacy/event/sec05/tech/full_papers/borisov/borisov.pdf"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://access.redhat.com/security/cve/CVE-2021-35937"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Patch", "Vendor Advisory"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1964125"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes"], "url": "https://rpm.org/wiki/Releases/4.18.0"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://security.gentoo.org/glsa/202210-22"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Technical Description", "Third Party Advisory"], "url": "https://www.usenix.org/legacy/event/sec05/tech/full_papers/borisov/borisov.pdf"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-59"}], "source": "secalert@redhat.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-367"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2024:0647", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "rpm-0:4.14.3-28.el8_9", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2024-02-01T00:00:00Z"}, {"advisory": "RHSA-2024:0647", "cpe": "cpe:/o:redhat:enterprise_linux:8", "package": "rpm-0:4.14.3-28.el8_9", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2024-02-01T00:00:00Z"}, {"advisory": "RHSA-2024:0424", "cpe": "cpe:/a:redhat:rhel_eus:8.6", "package": "rpm-0:4.14.3-26.el8_6", "product_name": "Red Hat Enterprise Linux 8.6 Extended Update Support", "release_date": "2024-01-25T00:00:00Z"}, {"advisory": "RHSA-2024:0582", "cpe": "cpe:/a:redhat:rhel_eus:8.8", "package": "rpm-0:4.14.3-28.el8_8", "product_name": "Red Hat Enterprise Linux 8.8 Extended Update Support", "release_date": "2024-01-30T00:00:00Z"}, {"advisory": "RHSA-2024:0463", "cpe": "cpe:/a:redhat:enterprise_linux:9", "package": "rpm-0:4.16.1.3-27.el9_3", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2024-01-25T00:00:00Z"}, {"advisory": "RHSA-2024:0463", "cpe": "cpe:/o:redhat:enterprise_linux:9", "package": "rpm-0:4.16.1.3-27.el9_3", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2024-01-25T00:00:00Z"}, {"advisory": "RHSA-2024:0435", "cpe": "cpe:/a:redhat:rhel_eus:9.0", "package": "rpm-0:4.16.1.3-14.el9_0.1", "product_name": "Red Hat Enterprise Linux 9.0 Extended Update Support", "release_date": "2024-01-25T00:00:00Z"}, {"advisory": "RHSA-2024:0453", "cpe": "cpe:/a:redhat:rhel_eus:9.2", "package": "rpm-0:4.16.1.3-24.el9_2", "product_name": "Red Hat Enterprise Linux 9.2 Extended Update Support", "release_date": "2024-01-25T00:00:00Z"}, {"advisory": "RHSA-2024:1477", "cpe": "cpe:/a:redhat:openshift:4.13::el9", "package": "openshift4-wincw/windows-machine-config-operator-bundle:v8.1.2-13", "product_name": "Red Hat OpenShift Container Platform 4.13", "release_date": "2024-03-25T00:00:00Z"}, {"advisory": "RHSA-2024:1477", "cpe": "cpe:/a:redhat:openshift:4.13::el9", "package": "openshift4-wincw/windows-machine-config-rhel9-operator:8.1.2-13", "product_name": "Red Hat OpenShift Container Platform 4.13", "release_date": "2024-03-25T00:00:00Z"}, {"advisory": "RHSA-2024:1383", "cpe": "cpe:/a:redhat:openshift_data_foundation:4.15::el9", "package": "odf4/cephcsi-rhel9:v4.15.0-37", "product_name": "RHODF-4.15-RHEL-9", "release_date": "2024-03-19T00:00:00Z"}, {"advisory": "RHSA-2024:1383", "cpe": "cpe:/a:redhat:openshift_data_foundation:4.15::el9", "package": "odf4/mcg-core-rhel9:v4.15.0-68", "product_name": "RHODF-4.15-RHEL-9", "release_date": "2024-03-19T00:00:00Z"}, {"advisory": "RHSA-2024:1383", "cpe": "cpe:/a:redhat:openshift_data_foundation:4.15::el9", "package": "odf4/mcg-operator-bundle:v4.15.0-158", "product_name": "RHODF-4.15-RHEL-9", "release_date": "2024-03-19T00:00:00Z"}, {"advisory": "RHSA-2024:1383", "cpe": "cpe:/a:redhat:openshift_data_foundation:4.15::el9", "package": "odf4/mcg-rhel9-operator:v4.15.0-39", "product_name": "RHODF-4.15-RHEL-9", "release_date": "2024-03-19T00:00:00Z"}, {"advisory": "RHSA-2024:1383", "cpe": "cpe:/a:redhat:openshift_data_foundation:4.15::el9", "package": "odf4/ocs-client-console-rhel9:v4.15.0-58", "product_name": "RHODF-4.15-RHEL-9", "release_date": "2024-03-19T00:00:00Z"}, {"advisory": "RHSA-2024:1383", "cpe": "cpe:/a:redhat:openshift_data_foundation:4.15::el9", "package": "odf4/ocs-client-operator-bundle:v4.15.0-158", "product_name": "RHODF-4.15-RHEL-9", "release_date": "2024-03-19T00:00:00Z"}, {"advisory": "RHSA-2024:1383", "cpe": "cpe:/a:redhat:openshift_data_foundation:4.15::el9", "package": "odf4/ocs-client-rhel9-operator:v4.15.0-13", "product_name": "RHODF-4.15-RHEL-9", "release_date": "2024-03-19T00:00:00Z"}, {"advisory": "RHSA-2024:1383", "cpe": "cpe:/a:redhat:openshift_data_foundation:4.15::el9", "package": "odf4/ocs-metrics-exporter-rhel9:v4.15.0-81", "product_name": "RHODF-4.15-RHEL-9", "release_date": "2024-03-19T00:00:00Z"}, {"advisory": "RHSA-2024:1383", "cpe": "cpe:/a:redhat:openshift_data_foundation:4.15::el9", "package": "odf4/ocs-operator-bundle:v4.15.0-158", "product_name": "RHODF-4.15-RHEL-9", "release_date": "2024-03-19T00:00:00Z"}, {"advisory": "RHSA-2024:1383", "cpe": "cpe:/a:redhat:openshift_data_foundation:4.15::el9", "package": "odf4/ocs-rhel9-operator:v4.15.0-79", "product_name": "RHODF-4.15-RHEL-9", "release_date": "2024-03-19T00:00:00Z"}, {"advisory": "RHSA-2024:1383", "cpe": "cpe:/a:redhat:openshift_data_foundation:4.15::el9", "package": "odf4/odf-cli-rhel9:v4.15.0-22", "product_name": "RHODF-4.15-RHEL-9", "release_date": "2024-03-19T00:00:00Z"}, {"advisory": "RHSA-2024:1383", "cpe": "cpe:/a:redhat:openshift_data_foundation:4.15::el9", "package": "odf4/odf-console-rhel9:v4.15.0-57", "product_name": "RHODF-4.15-RHEL-9", "release_date": "2024-03-19T00:00:00Z"}, {"advisory": "RHSA-2024:1383", "cpe": "cpe:/a:redhat:openshift_data_foundation:4.15::el9", "package": "odf4/odf-cosi-sidecar-rhel9:v4.15.0-6", "product_name": "RHODF-4.15-RHEL-9", "release_date": "2024-03-19T00:00:00Z"}, {"advisory": "RHSA-2024:1383", "cpe": "cpe:/a:redhat:openshift_data_foundation:4.15::el9", "package": "odf4/odf-csi-addons-operator-bundle:v4.15.0-158", "product_name": "RHODF-4.15-RHEL-9", "release_date": "2024-03-19T00:00:00Z"}, {"advisory": "RHSA-2024:1383", "cpe": "cpe:/a:redhat:openshift_data_foundation:4.15::el9", "package": "odf4/odf-csi-addons-rhel9-operator:v4.15.0-15", "product_name": "RHODF-4.15-RHEL-9", "release_date": "2024-03-19T00:00:00Z"}, {"advisory": "RHSA-2024:1383", "cpe": "cpe:/a:redhat:openshift_data_foundation:4.15::el9", "package": "odf4/odf-csi-addons-sidecar-rhel9:v4.15.0-15", "product_name": "RHODF-4.15-RHEL-9", "release_date": "2024-03-19T00:00:00Z"}, {"advisory": "RHSA-2024:1383", "cpe": "cpe:/a:redhat:openshift_data_foundation:4.15::el9", "package": "odf4/odf-multicluster-console-rhel9:v4.15.0-54", "product_name": "RHODF-4.15-RHEL-9", "release_date": "2024-03-19T00:00:00Z"}, {"advisory": "RHSA-2024:1383", "cpe": "cpe:/a:redhat:openshift_data_foundation:4.15::el9", "package": "odf4/odf-multicluster-operator-bundle:v4.15.0-158", "product_name": "RHODF-4.15-RHEL-9", "release_date": "2024-03-19T00:00:00Z"}, {"advisory": "RHSA-2024:1383", "cpe": "cpe:/a:redhat:openshift_data_foundation:4.15::el9", "package": "odf4/odf-multicluster-rhel9-operator:v4.15.0-10", "product_name": "RHODF-4.15-RHEL-9", "release_date": "2024-03-19T00:00:00Z"}, {"advisory": "RHSA-2024:1383", "cpe": "cpe:/a:redhat:openshift_data_foundation:4.15::el9", "package": "odf4/odf-must-gather-rhel9:v4.15.0-26", "product_name": "RHODF-4.15-RHEL-9", "release_date": "2024-03-19T00:00:00Z"}, {"advisory": "RHSA-2024:1383", "cpe": "cpe:/a:redhat:openshift_data_foundation:4.15::el9", "package": "odf4/odf-operator-bundle:v4.15.0-158", "product_name": "RHODF-4.15-RHEL-9", "release_date": "2024-03-19T00:00:00Z"}, {"advisory": "RHSA-2024:1383", "cpe": "cpe:/a:redhat:openshift_data_foundation:4.15::el9", "package": "odf4/odf-rhel9-operator:v4.15.0-19", "product_name": "RHODF-4.15-RHEL-9", "release_date": "2024-03-19T00:00:00Z"}, {"advisory": "RHSA-2024:1383", "cpe": "cpe:/a:redhat:openshift_data_foundation:4.15::el9", "package": "odf4/odr-cluster-operator-bundle:v4.15.0-158", "product_name": "RHODF-4.15-RHEL-9", "release_date": "2024-03-19T00:00:00Z"}, {"advisory": "RHSA-2024:1383", "cpe": "cpe:/a:redhat:openshift_data_foundation:4.15::el9", "package": "odf4/odr-hub-operator-bundle:v4.15.0-158", "product_name": "RHODF-4.15-RHEL-9", "release_date": "2024-03-19T00:00:00Z"}, {"advisory": "RHSA-2024:1383", "cpe": "cpe:/a:redhat:openshift_data_foundation:4.15::el9", "package": "odf4/odr-rhel9-operator:v4.15.0-21", "product_name": "RHODF-4.15-RHEL-9", "release_date": "2024-03-19T00:00:00Z"}, {"advisory": "RHSA-2024:1383", "cpe": "cpe:/a:redhat:openshift_data_foundation:4.15::el9", "package": "odf4/rook-ceph-rhel9-operator:v4.15.0-103", "product_name": "RHODF-4.15-RHEL-9", "release_date": "2024-03-19T00:00:00Z"}], "bugzilla": {"description": "rpm: TOCTOU race in checks for unsafe symlinks", "id": "1964125", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1964125"}, "csaw": false, "cvss3": {"cvss3_base_score": "6.3", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H", "status": "verified"}, "cwe": "(CWE-59|CWE-367)", "details": ["A race condition vulnerability was found in rpm. A local unprivileged user could use this flaw to bypass the checks that were introduced in response to CVE-2017-7500 and CVE-2017-7501, potentially gaining root privileges. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.", "A race condition vulnerability was found in rpm. A local unprivileged user could use this flaw to bypass the checks that were introduced in response to CVE-2017-7500 and CVE-2017-7501, potentially gaining root privileges. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability."], "mitigation": {"lang": "en:us", "value": "Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability."}, "name": "CVE-2021-35937", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "rpm", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "rpm", "product_name": "Red Hat Enterprise Linux 7"}], "public_date": "2021-06-30T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2021-35937\nhttps://nvd.nist.gov/vuln/detail/CVE-2021-35937"], "statement": "System and service accounts may have the required permissions to exploit this flaw. Conversely, regular user accounts should not be allowed to manipulate RPM artifacts during installation, thus reducing the attack surface and hence the impact of this flaw considerably.", "threat_severity": "Moderate"}

{}