CVE-2021-20788

MEDIUM

GroupSession 2.2.0-5.0.9, byCloud 3.0.3-5.0.9, ZION 3.0.3-5.0.9 - SSRF

Title source: llm
STIX 2.1

Description

Server-side request forgery (SSRF) vulnerability in 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) allows a remote authenticated attacker to conduct a port scan from the product and/or obtain information from the internal Web server.

References (2)

Core 2
Core References
Third Party Advisory x_refsource_misc
https://jvn.jp/en/jp/JVN86026700/index.html

Scores

CVSS v3 4.3
EPSS 0.0092
EPSS Percentile 55.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Details

CWE
CWE-918
Status published
Products (3)
groupsession/groupsession 2.20 - 5.1.0
groupsession/groupsession_bycloud 3.0.3 - 5.1.0
groupsession/groupsession_zion 3.0.3 - 5.1.0
Published Jul 30, 2021
Tracked Since Feb 18, 2026