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ubuntucveUbuntu.comUB:CVE-2021-36395
HistoryMar 06, 2023 - 12:00 a.m.

CVE-2021-36395

2023-03-0600:00:00
ubuntu.com
ubuntu.com
6
moodle
file repository
url parsing
recursion handling
denial of service

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

0.001 Low

EPSS

Percentile

32.2%

In Moodle, the file repository’s URL parsing required additional recursion
handling to mitigate the risk of recursion denial of service.

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchmoodle< anyUNKNOWN
ubuntu16.04noarchmoodle< anyUNKNOWN

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

0.001 Low

EPSS

Percentile

32.2%