CVE-2015-1843

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "secalert@redhat.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:redhat:docker:*:*:*:*:*:*:*:*", "matchCriteriaId": "EC690BCD-E236-487A-8B47-7BB4665B8666", "versionEndIncluding": "1.5.0-27", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The Red Hat docker package before 1.5.0-28, when using the --add-registry option, falls back to HTTP when the HTTPS connection to the registry fails, which allows man-in-the-middle attackers to conduct downgrade attacks and obtain authentication and image data by leveraging a network position between the client and the registry to block HTTPS traffic. NOTE: this vulnerability exists because of a CVE-2014-5277 regression."}, {"lang": "es", "value": "El paquete Red Hat docker anterior a 1.5.0-28, cuando utiliza la opci\u00f3n --add-registry, vuelve a HTTP cuando falla la conexi\u00f3n HTTPS al registro, lo que permite a atacantes man-in-the-middle realizar ataques de degradaci\u00f3n y obtener la autenticaci\u00f3n y datos de im\u00e1genes mediante el aprovechamiento de una posici\u00f3n de la red entre el cliente y el registro para bloquear el trafico HTTPS. NOTA: esta vulnerabilidad existe debido a una regresi\u00f3n de CVE-2014-5277."}], "id": "CVE-2015-1843", "lastModified": "2026-06-17T00:23:06.130", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 4.3, "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2015-04-06T15:59:00.073", "references": [{"source": "secalert@redhat.com", "tags": ["Vendor Advisory"], "url": "http://rhn.redhat.com/errata/RHSA-2015-0776.html"}, {"source": "secalert@redhat.com", "url": "http://www.securityfocus.com/bid/73936"}, {"source": "secalert@redhat.com", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1206443"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://rhn.redhat.com/errata/RHSA-2015-0776.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securityfocus.com/bid/73936"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1206443"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"acknowledgement": "Red Hat would like to thank Eric Windisch (Docker Inc.) for reporting this issue.", "affected_release": [{"advisory": "RHSA-2015:0776", "cpe": "cpe:/a:redhat:rhel_extras_other:7", "package": "docker-0:1.5.0-28.el7", "product_name": "Red Hat Enterprise Linux 7 Extras", "release_date": "2015-04-02T00:00:00Z"}], "bugzilla": {"description": "docker: regression of CVE-2014-5277", "id": "1206443", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1206443"}, "csaw": false, "cvss": {"cvss_base_score": "5.1", "cvss_scoring_vector": "AV:N/AC:H/Au:N/C:P/I:P/A:P", "status": "verified"}, "cwe": "CWE-300->CWE-494", "details": ["The Red Hat docker package before 1.5.0-28, when using the --add-registry option, falls back to HTTP when the HTTPS connection to the registry fails, which allows man-in-the-middle attackers to conduct downgrade attacks and obtain authentication and image data by leveraging a network position between the client and the registry to block HTTPS traffic. NOTE: this vulnerability exists because of a CVE-2014-5277 regression.", "It was found that the fix for the CVE-2014-5277 issue was incomplete: the docker client could under certain circumstances erroneously fall back to HTTP when an HTTPS connection to a registry failed. This could allow a man-in-the-middle attacker to obtain authentication and image data from traffic sent from a client to the registry."], "name": "CVE-2015-1843", "public_date": "2015-03-27T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2015-1843\nhttps://nvd.nist.gov/vuln/detail/CVE-2015-1843"], "threat_severity": "Moderate"}

{}