CVE-2018-10891

A flaw was found in moodle before versions 3.5.1, 3.4.4, 3.3.7, 3.1.13. When a quiz question bank is imported, it was possible for the question preview that is displayed to execute JavaScript that is written into the question bank.

CVSS v3 7.3 HIGH
CVSS v2.0 7.5 HIGH

7.3^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
http://www.securityfocus.com/bid/104739	Third Party Advisory VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10891	Issue Tracking Third Party Advisory
https://moodle.org/mod/forum/discuss.php?d=373371	Patch Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:moodle:moodle::::::::
	cpe:2.3:a:moodle:moodle::::::::
	cpe:2.3:a:moodle:moodle::::::::
	cpe:2.3:a:moodle:moodle::::::::

History

No history.

Information

Published : 2018-07-10 18:29

Updated : 2023-12-10 12:30

NVD link : CVE-2018-10891

Mitre link : CVE-2018-10891

CVE.ORG link : CVE-2018-10891

JSON object : View

Products Affected

moodle

moodle

CWE

NVD-CWE-noinfo CWE-20

Improper Input Validation

{"id": "CVE-2018-10891", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 7.5, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": true, "impactScore": 6.4, "baseSeverity": "HIGH", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV30": [{"type": "Secondary", "source": "secalert@redhat.com", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 6.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "LOW", "confidentialityImpact": "LOW"}, "impactScore": 3.4, "exploitabilityScore": 2.8}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.3, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 3.4, "exploitabilityScore": 3.9}]}, "published": "2018-07-10T18:29:00.313", "references": [{"url": "http://www.securityfocus.com/bid/104739", "tags": ["Third Party Advisory", "VDB Entry"], "source": "secalert@redhat.com"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10891", "tags": ["Issue Tracking", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://moodle.org/mod/forum/discuss.php?d=373371", "tags": ["Patch", "Vendor Advisory"], "source": "secalert@redhat.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}, {"type": "Secondary", "source": "secalert@redhat.com", "description": [{"lang": "en", "value": "CWE-20"}]}], "descriptions": [{"lang": "en", "value": "A flaw was found in moodle before versions 3.5.1, 3.4.4, 3.3.7, 3.1.13. When a quiz question bank is imported, it was possible for the question preview that is displayed to execute JavaScript that is written into the question bank."}, {"lang": "es", "value": "Se ha encontrado un error en Moodle en versiones anteriores a la 3.5.1, 3.4.4, 3.3.7 y la 3.1.13. Cuando se importa un banco de preguntas de test, era posible que la previsualizaci\u00f3n de preguntas mostrada ejecute JavaScript que se escribe en el banco de preguntas."}], "lastModified": "2020-10-23T18:17:42.097", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "02F98BAD-9D56-488A-8148-EEE9BBD72C0E", "versionEndExcluding": "3.1.13", "versionStartIncluding": "3.1"}, {"criteria": "cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "95AD593F-975E-487A-B0FF-2D20A4263815", "versionEndExcluding": "3.3.7", "versionStartIncluding": "3.3"}, {"criteria": "cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2E39DD4B-7740-426F-B56E-92EB1DA978D0", "versionEndExcluding": "3.4.4", "versionStartIncluding": "3.4"}, {"criteria": "cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "3DF8A953-FE79-4E77-94D0-1FBFF36C6C79", "versionEndExcluding": "3.5.1", "versionStartIncluding": "3.5"}], "operator": "OR"}]}], "sourceIdentifier": "secalert@redhat.com"}