PT-2021-14241 · Unknown · Groupsession Zion+2

Asai Ken · Published 2021-07-28 · Updated 2021-08-06 · CVE-2021-20786

Positive Technologies (AI Summary)

CVSS v2.0

4.3

Medium

Base vector

AV:N/AC:M/Au:N/C:N/I:P/A:N

Name of the Vulnerable Software and Affected Versions: GroupSession Free edition versions 2.2.0 through 5.0.x GroupSession byCloud versions 3.0.3 through 5.0.x GroupSession ZION versions 3.0.3 through 5.0.x

Description: A cross-site request forgery issue allows a remote attacker to hijack the authentication of administrators via a specially crafted URL.

Recommendations: For GroupSession Free edition versions 2.2.0 through 5.0.x, update to version 5.1.0 or later. For GroupSession byCloud versions 3.0.3 through 5.0.x, update to version 5.1.0 or later. For GroupSession ZION versions 3.0.3 through 5.0.x, update to version 5.1.0 or later.

Fix

CSRF

Weakness Enumeration

CWE-352

Related Identifiers

CVE-2021-20786

Affected Products

Groupsession Free Edition

Groupsession Zion

Groupsession Bycloud

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2021-20786 · Security Note
• https://groupsession.jp/info/info-news/security202107 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-20786 · Vendor Advisory
• https://jvn.jp/en/jp/JVN86026700/index.html · Note