CVE-2019-11580

CriticalActively exploited (CISA KEV)Known to be used in ransomware campaigns

Description

Atlassian Crowd and Crowd Data Center had the pdkinstall development plugin incorrectly enabled in release builds. Attackers who can send unauthenticated or authenticated requests to a Crowd or Crowd Data Center instance can exploit this vulnerability to install arbitrary plugins, which permits remote code execution on systems running a vulnerable version of Crowd or Crowd Data Center. All versions of Crowd from version 2.1.0 before 3.0.5 (the fixed version for 3.0.x), from version 3.1.0 before 3.1.6 (the fixed version for 3.1.x), from version 3.2.0 before 3.2.8 (the fixed version for 3.2.x), from version 3.3.0 before 3.3.5 (the fixed version for 3.3.x), and from version 3.4.0 before 3.4.4 (the fixed version for 3.4.x) are affected by this vulnerability.

SeverityCritical
CVSS9.8
Exploit probability—
ProductAtlassian Crowd and Crowd Data Center
PublishedJun 3, 2019
First seenJun 3, 2019
Added to KEVNov 3, 2021

How to fix

CISA required action

Apply updates per vendor instructions.

CISA due date: May 3, 2022
Update
  • atlassian crowd3.0.5, 3.1.6, 3.2.8, 3.3.5, 3.4.4 or later

Affected products

ProductAffected versionsFixed in
atlassian crowd2.1.0 ≤ v < 3.0.5, 3.1.0 ≤ v < 3.1.6, 3.2.0 ≤ v < 3.2.8, 3.3.0 ≤ v < 3.3.5, 3.4.0 ≤ v < 3.4.43.0.5, 3.1.6, 3.2.8, 3.3.5, 3.4.4

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