CVE-2020-1755

In Moodle before 3.8.2, 3.7.5, 3.6.9 and 3.5.11, X-Forwarded-For headers could be used to spoof a user's IP, in order to bypass remote address checks.

CVSS v3 5.3 MEDIUM

5.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 3.9 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://moodle.org/mod/forum/discuss.php?d=398351	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

17 Aug 2022, 15:23

Type	Values Removed	Values Added
CWE		CWE-345
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 5.3
References	~~(MISC) https://moodle.org/mod/forum/discuss.php?d=398351 -~~	(MISC) https://moodle.org/mod/forum/discuss.php?d=398351 - Patch, Vendor Advisory
First Time		Moodle Moodle moodle
CPE		cpe:2.3:a:moodle:moodle::::::::

16 Aug 2022, 21:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2022-08-16 21:15

Updated : 2023-12-10 14:35

NVD link : CVE-2020-1755

Mitre link : CVE-2020-1755

CVE.ORG link : CVE-2020-1755

JSON object : View

Products Affected

moodle

moodle

CWE

CWE-345

Insufficient Verification of Data Authenticity

{"id": "CVE-2020-1755", "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 1.4, "exploitabilityScore": 3.9}]}, "published": "2022-08-16T21:15:09.587", "references": [{"url": "https://moodle.org/mod/forum/discuss.php?d=398351", "tags": ["Patch", "Vendor Advisory"], "source": "secalert@redhat.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-345"}]}, {"type": "Secondary", "source": "secalert@redhat.com", "description": [{"lang": "en", "value": "CWE-345"}]}], "descriptions": [{"lang": "en", "value": "In Moodle before 3.8.2, 3.7.5, 3.6.9 and 3.5.11, X-Forwarded-For headers could be used to spoof a user's IP, in order to bypass remote address checks."}, {"lang": "es", "value": "En Moodle versiones anteriores a 3.8.2, 3.7.5, 3.6.9 y 3.5.11, los encabezados X-Forwarded-For pod\u00edan usarse para falsificar la IP de un usuario, con el fin de omitir las comprobaciones de direcciones remotas."}], "lastModified": "2022-08-17T15:23:00.997", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "EB8B1DEA-6709-42F2-AA76-4B4A05728923", "versionEndExcluding": "3.5.11", "versionStartIncluding": "3.5.0"}, {"criteria": "cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "05055E7F-8F64-4FBF-94E1-51A91B1614AB", "versionEndExcluding": "3.6.9", "versionStartIncluding": "3.6.0"}, {"criteria": "cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "881876E5-5C59-449E-8109-975EFCA9F722", "versionEndExcluding": "3.7.5", "versionStartIncluding": "3.7.0"}, {"criteria": "cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "73FFEE96-020A-4190-A101-F6EC2DC8A597", "versionEndExcluding": "3.8.2", "versionStartIncluding": "3.8.0"}], "operator": "OR"}]}], "sourceIdentifier": "secalert@redhat.com"}