Server-Side Request Forgery Vulnerability in GroupSession by Cloud
CVE-2021-20788

4.3MEDIUM

Key Information:

Vendor

Japan Total System Co.,ltd.

Status
Groupsession
Vendor
CVE Published:
30 July 2021

What is CVE-2021-20788?

A server-side request forgery (SSRF) vulnerability exists in multiple versions of GroupSession, allowing remote authenticated attackers to exploit the system. This flaw could potentially facilitate port scanning and unauthorized data access from the internal web server, posing a significant risk to sensitive information and system integrity. Users of the affected versions are advised to apply updates promptly to mitigate these security risks.

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Affected Version(s)

GroupSession GroupSession Free edition from ver2.2.0 to the version prior to ver5.1.0, GroupSession byCloud from ver3.0.3 to the version prior to ver5.1.0, and GroupSession ZION from ver3.0.3 to the version prior to ver5.1.0

References

https://groupsession.jp/info/info-news/security202107
x_refsource_MISC
https://jvn.jp/en/jp/JVN86026700/index.html
x_refsource_MISC

CVSS V3.1

Score:
4.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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