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CVE-2021-20874

Published: Dec 24, 2021Updated: Nov 21, 2024 Sources: CVE List NVDCWE-732
NVD MITRE
7.5CVSSHIGH
EPSS Score
1.3%
Top 33.4%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

Incorrect permission assignment for critical resource vulnerability in GroupSession Free edition ver5.1.1 and earlier, GroupSession byCloud ver5.1.1 and earlier, and GroupSession ZION ver5.1.1 and earlier allows a remote unauthenticated attacker to access arbitrary files on the server and obtain sensitive information via unspecified vectors.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:HI:NA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:NIntegrity
None
A:NAvailability
None
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Weaknesses

CWE-732

Affected Products

GroupSession Free edition, GroupSession byCloud, GroupSession ZIONJapan Total System Co.,Ltd.
On-prem
Enterprise Software / collaboration-groupware
groupsessiongroupsession
On-prem
Enterprise Software / collaboration-groupware
japan total system co.,ltd.commercialJPEnterprise Softwareaka groupsession bycloud, groupsession free edition, groupsession zion
groupsessioncommercialJPEnterprise Software

Attack Graph

Products CVE Techniques Tactics

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Exploitability

Official Patch Available

MITRE ATT&CK

1 technique
Privilege Escalation
View detailed technique mapping

References

https://groupsession.jp/info/info-news/security20211220
groupsession.jp
https://jvn.jp/en/jp/JVN79798166/index.html
jvn.jp

Timeline

Published
Dec 24, 2021
Last Updated
Nov 21, 2024

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