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githubGitHub Advisory DatabaseGHSA-W66H-C2VJ-CM7F
HistoryMay 13, 2022 - 1:12 a.m.

Moodle Authentication Bypass in File Upload

2022-05-1301:12:59
CWE-287
GitHub Advisory Database
github.com
9
moodle
authentication
bypass
file upload

CVSS2

4

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

AI Score

6.7

Confidence

Low

EPSS

0.004

Percentile

72.7%

Moodle 2.3.x before 2.3.1 uses only a client-side check for whether references are permitted in a file upload, which allows remote authenticated users to bypass intended alias (aka shortcut) restrictions via a client that omits this check.

Affected configurations

Vulners
Node
moodlemoodleRange2.32.3.1
VendorProductVersionCPE
moodlemoodle*cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*

CVSS2

4

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

AI Score

6.7

Confidence

Low

EPSS

0.004

Percentile

72.7%