CVE-2026-41179

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Debido a que \u2019rc.GetFs(...)\u2019 soporta definiciones de backend en l\u00ednea, un atacante no autenticado puede instanciar un backend controlado por el atacante bajo demanda. Para el backend WebDAV, \u2019bearer_token_command\u2019 se ejecuta durante la inicializaci\u00f3n del backend, lo que hace posible la ejecuci\u00f3n de comandos locales no autenticados de una sola solicitud en implementaciones RC accesibles sin autenticaci\u00f3n HTTP global. La versi\u00f3n 1.73.5 corrige el problema."}], "id": "CVE-2026-41179", "lastModified": "2026-11-11T23:10:00.263", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c", "type": "Secondary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "PRESENT", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 9.2, "baseSeverity": "CRITICAL", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "NONE", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "version": "4.0", "vulnAvailabilityImpact": "HIGH", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "security-advisories@github.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-41179", "options": [{"exploitation": "poc"}, {"automatable": "yes"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2026-04-24T00:00:00+00:00", "version": "2.0.3"}}]}, "published": "2026-04-23T00:16:45.947", "references": [{"source": "security-advisories@github.com", "tags": ["Product"], "url": "https://github.com/rclone/rclone/blob/bf55d5e6d37fd86164a87782191f9e1ffcaafa82/backend/webdav/webdav.go"}, {"source": "security-advisories@github.com", "tags": ["Product"], "url": "https://github.com/rclone/rclone/blob/bf55d5e6d37fd86164a87782191f9e1ffcaafa82/fs/operations/rc.go"}, {"source": "security-advisories@github.com", "tags": ["Product"], "url": "https://github.com/rclone/rclone/blob/bf55d5e6d37fd86164a87782191f9e1ffcaafa82/fs/rc/cache.go"}, {"source": "security-advisories@github.com", "url": "https://github.com/rclone/rclone/commit/2a9e952b38e03a96bf40c9eb6e8e22199865ee3b"}, {"source": "security-advisories@github.com", "url": "https://github.com/rclone/rclone/releases/tag/v1.73.5"}, {"source": "security-advisories@github.com", "tags": ["Exploit", "Vendor Advisory"], "url": "https://github.com/rclone/rclone/security/advisories/GHSA-jfwf-28xr-xw6q"}, {"source": "security-advisories@github.com", "url": "https://rclone.org/changelog/#v1-73-5-2026-04-19"}, {"source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c", "url": "https://access.redhat.com/security/cve/CVE-2026-41179"}, {"source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2460988"}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "tags": ["Exploit", "Vendor Advisory"], "url": "https://github.com/rclone/rclone/security/advisories/GHSA-jfwf-28xr-xw6q"}, {"source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c", "url": "https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-41179.json"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-78"}, {"lang": "en", "value": "CWE-306"}], "source": "security-advisories@github.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-94"}], "source": "0b0ca135-0b70-47e7-9f44-1890c2a1c46c", "type": "Secondary"}]}

{"bugzilla": {"description": "github.com/rclone/rclone: Rclone: Unauthenticated local command execution via exposed RC endpoint", "id": "2460988", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2460988"}, "csaw": false, "cvss3": {"cvss3_base_score": "9.8", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "status": "draft"}, "cwe": "CWE-94", "details": ["A flaw was found in Rclone, a command-line program for syncing files with cloud storage. An unauthenticated attacker can exploit an exposed Remote Control (RC) endpoint, `operations/fsinfo`, to instantiate a malicious backend. This allows the attacker to execute arbitrary local commands during backend initialization, leading to unauthenticated local command execution on reachable RC deployments."], "name": "CVE-2026-41179", "package_state": [{"cpe": "cpe:/a:redhat:openshift_api_data_protection:1", "fix_state": "Not affected", "package_name": "oadp/oadp-mustgather-rhel9", "product_name": "OpenShift API for Data Protection"}, {"cpe": "cpe:/a:redhat:openshift_api_data_protection:1", "fix_state": "Not affected", "package_name": "oadp/oadp-velero-restic-restore-helper-rhel9", "product_name": "OpenShift API for Data Protection"}, {"cpe": "cpe:/a:redhat:openshift_api_data_protection:1", "fix_state": "Not affected", "package_name": "oadp/oadp-velero-rhel9", "product_name": "OpenShift API for Data Protection"}, {"cpe": "cpe:/a:redhat:acm:2", "fix_state": "Affected", "package_name": "rhacm2/volsync-rhel9", "product_name": "Red Hat Advanced Cluster Management for Kubernetes 2"}], "public_date": "2026-04-23T00:03:36Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-41179\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-41179\nhttps://github.com/rclone/rclone/blob/bf55d5e6d37fd86164a87782191f9e1ffcaafa82/backend/webdav/webdav.go\nhttps://github.com/rclone/rclone/blob/bf55d5e6d37fd86164a87782191f9e1ffcaafa82/fs/operations/rc.go\nhttps://github.com/rclone/rclone/blob/bf55d5e6d37fd86164a87782191f9e1ffcaafa82/fs/rc/cache.go\nhttps://github.com/rclone/rclone/security/advisories/GHSA-jfwf-28xr-xw6q"], "statement": "The vulnerable functionality exists in the RC server. Thus, for the vulnerability to be exploited, the RC server must be started, via `rclone rcd` or the `--rc` flag. Additionally, the RC server must be deployed without any required authentication. Because Red Hat products either do not include this functionality, or expose it only to localhost, Red Hat assesses the impact of this vulnerability as `Important`.", "threat_severity": "Important"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[1.48.0,1.73.5)"}}], "enrichment": {"confidence": 95.0, "confidence_source": "inferred", "scores": [{"score": 95.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "rclone", "source": "cna", "vendor": "rclone"}, "product": "rclone", "vendor": "rclone"}], "created": "2026-04-28T05:45:23.113664+00:00", "updated": "2026-10-25T18:30:15.830010+00:00", "vendors": ["rclone", "rclone$PRODUCT$rclone"]}