Path Traversal Vulnerability in GroupSession by Cloud and ZION Products
CVE-2021-20876

6.8MEDIUM

Key Information:

Vendor

Japan Total System Co.,ltd.

Status
Groupsession Free Edition, Groupsession Bycloud, Groupsession Zion
Vendor
CVE Published:
24 December 2021

What is CVE-2021-20876?

The vulnerability in the GroupSession platform allows authenticated users with administrative rights to exploit a path traversal flaw, potentially enabling them to access sensitive information that resides in directories above the secured web server location. This security gap is present in multiple versions of GroupSession products, including the Free Edition and its by Cloud and ZION variants, paving the way for unauthorized data leakage through unspecified attack vectors.

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Affected Version(s)

GroupSession Free edition, GroupSession byCloud, GroupSession ZION GroupSession Free edition ver5.1.1 and earlier, GroupSession byCloud ver5.1.1 and earlier, and GroupSession ZION ver5.1.1 and earlier

References

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

CVSS V3.1

Score:
6.8
Severity:
MEDIUM
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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