CVE-2020-8021 - Vulnerability Details - OpenCVE

a Improper Access Control vulnerability in of Open Build Service allows remote attackers to read files of an OBS package where the sourceaccess/access is disabled This issue affects: Open Build Service versions prior to 2.10.5.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Medium

Authentication None

Confidentiality Impact Partial

Integrity Impact None

Availability Impact None

This CVE is not in the KEV list.

The EPSS score is 0.00186.

Key SSVC decision points have not yet been added.

Vendors	Products
Debian	Debian Linux
Opensuse	Open Build Service

Configuration 1 [-]

cpe:2.3:a:opensuse:open_build_service:*:*:*:*:*:*:*:*

Configuration 2 [-]

cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*

No data.

No data.

Advisories

Source	ID	Title
Debian DLA	DLA-2545-1	open-build-service security update
EUVD	EUVD-2020-28934	a Improper Access Control vulnerability in of Open Build Service allows remote attackers to read files of an OBS package where the sourceaccess/access is disabled This issue affects: Open Build Service versions prior to 2.10.5.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://bugzilla.suse.com/show_bug.cgi?id=1171649
https://lists.debian.org/debian-lts-announce/2021/02/msg00006.html

History

No history.

MITRE

Status: PUBLISHED

Assigner: suse

Published: 2020-05-19T14:25:18.710943Z

Updated: 2024-09-16T16:22:43.780Z

Reserved: 2020-01-27T00:00:00

Link: CVE-2020-8021

Vulnrichment

No data.

NVD

Status : Modified

Published: 2020-05-19T15:15:12.090

Modified: 2024-11-21T05:38:14.080

Link: CVE-2020-8021

Redhat

No data.

OpenCVE Enrichment

No data.

{"containers": {"cna": {"affected": [{"product": "Open Build Service", "vendor": "openSUSE", "versions": [{"lessThan": "2.10.5", "status": "affected", "version": "Open Build Service", "versionType": "custom"}]}], "credits": [{"lang": "en", "value": "Marcus H\u00fcwe"}], "datePublic": "2020-05-19T00:00:00", "descriptions": [{"lang": "en", "value": "a Improper Access Control vulnerability in of Open Build Service allows remote attackers to read files of an OBS package where the sourceaccess/access is disabled This issue affects: Open Build Service versions prior to 2.10.5."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-269", "description": "CWE-269: Improper Privilege Management", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2021-02-03T14:06:12", "orgId": "404e59f5-483d-4b8a-8e7a-e67604dd8afb", "shortName": "suse"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "https://bugzilla.suse.com/show_bug.cgi?id=1171649"}, {"name": "[debian-lts-announce] 20210203 [SECURITY] [DLA 2545-1] open-build-service security update", "tags": ["mailing-list", "x_refsource_MLIST"], "url": "https://lists.debian.org/debian-lts-announce/2021/02/msg00006.html"}], "source": {"advisory": "https://bugzilla.suse.com/show_bug.cgi?id=1171649", "defect": ["1171649"], "discovery": "EXTERNAL"}, "title": "unauthorized read access to files where sourceaccess is disabled via a crafted _service file in Open Build Service", "x_generator": {"engine": "Vulnogram 0.0.9"}, "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "security@suse.com", "DATE_PUBLIC": "2020-05-19T00:00:00.000Z", "ID": "CVE-2020-8021", "STATE": "PUBLIC", "TITLE": "unauthorized read access to files where sourceaccess is disabled via a crafted _service file in Open Build Service"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Open Build Service", "version": {"version_data": [{"version_affected": "<", "version_name": "Open Build Service", "version_value": "2.10.5"}]}}]}, "vendor_name": "openSUSE"}]}}, "credit": [{"lang": "eng", "value": "Marcus H\u00fcwe"}], "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "a Improper Access Control vulnerability in of Open Build Service allows remote attackers to read files of an OBS package where the sourceaccess/access is disabled This issue affects: Open Build Service versions prior to 2.10.5."}]}, "generator": {"engine": "Vulnogram 0.0.9"}, "impact": {"cvss": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N", "version": "3.1"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-269: Improper Privilege Management"}]}]}, "references": {"reference_data": [{"name": "https://bugzilla.suse.com/show_bug.cgi?id=1171649", "refsource": "CONFIRM", "url": "https://bugzilla.suse.com/show_bug.cgi?id=1171649"}, {"name": "[debian-lts-announce] 20210203 [SECURITY] [DLA 2545-1] open-build-service security update", "refsource": "MLIST", "url": "https://lists.debian.org/debian-lts-announce/2021/02/msg00006.html"}]}, "source": {"advisory": "https://bugzilla.suse.com/show_bug.cgi?id=1171649", "defect": ["1171649"], "discovery": "EXTERNAL"}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T09:48:25.049Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://bugzilla.suse.com/show_bug.cgi?id=1171649"}, {"name": "[debian-lts-announce] 20210203 [SECURITY] [DLA 2545-1] open-build-service security update", "tags": ["mailing-list", "x_refsource_MLIST", "x_transferred"], "url": "https://lists.debian.org/debian-lts-announce/2021/02/msg00006.html"}]}]}, "cveMetadata": {"assignerOrgId": "404e59f5-483d-4b8a-8e7a-e67604dd8afb", "assignerShortName": "suse", "cveId": "CVE-2020-8021", "datePublished": "2020-05-19T14:25:18.710943Z", "dateReserved": "2020-01-27T00:00:00", "dateUpdated": "2024-09-16T16:22:43.780Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:opensuse:open_build_service:*:*:*:*:*:*:*:*", "matchCriteriaId": "04ABAD42-0897-4E89-A832-DB9BF16B14BE", "versionEndExcluding": "2.10.5", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*", "matchCriteriaId": "DEECE5FC-CACF-4496-A3E7-164736409252", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "a Improper Access Control vulnerability in of Open Build Service allows remote attackers to read files of an OBS package where the sourceaccess/access is disabled This issue affects: Open Build Service versions prior to 2.10.5."}, {"lang": "es", "value": "Una vulnerabilidad de control de acceso inapropiado en Open Build Service permite a atacantes remotos leer archivos de un paquete OBS donde el sourceaccess/access est\u00e1 deshabilitado. Este problema afecta: Open Build Service versiones anteriores a 2.10.5."}], "id": "CVE-2020-8021", "lastModified": "2024-11-21T05:38:14.080", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 4.3, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:N/AC:M/Au:N/C:P/I:N/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}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 1.4, "source": "meissner@suse.de", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 1.4, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2020-05-19T15:15:12.090", "references": [{"source": "meissner@suse.de", "tags": ["Exploit", "Issue Tracking", "Patch", "Vendor Advisory"], "url": "https://bugzilla.suse.com/show_bug.cgi?id=1171649"}, {"source": "meissner@suse.de", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://lists.debian.org/debian-lts-announce/2021/02/msg00006.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Issue Tracking", "Patch", "Vendor Advisory"], "url": "https://bugzilla.suse.com/show_bug.cgi?id=1171649"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://lists.debian.org/debian-lts-announce/2021/02/msg00006.html"}], "sourceIdentifier": "meissner@suse.de", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-269"}], "source": "meissner@suse.de", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-269"}], "source": "nvd@nist.gov", "type": "Secondary"}]}