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ubuntucveUbuntu.comUB:CVE-2021-21809
HistoryJun 23, 2021 - 12:00 a.m.

CVE-2021-21809

2021-06-2300:00:00
ubuntu.com
ubuntu.com
25

9.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

9 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

0.024 Low

EPSS

Percentile

89.8%

JSON

A command execution vulnerability exists in the default legacy spellchecker
plugin in Moodle 3.10. A specially crafted series of HTTP requests can lead
to command execution. An attacker must have administrator privileges to
exploit this vulnerabilities.

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

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9.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

9 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

0.024 Low

EPSS

Percentile

89.8%

JSON
Related for UB:CVE-2021-21809
metasploit1github1osv3githubexploit1checkpoint_advisories1prion1talos1cve1packetstorm2zdt2openvas1rapid7blog1