Vulnerability in Atlassian Crowd
CVE-2019-11580
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 v…
EPSS: 0.954 (99.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Atlassian Crowd — versions 2.1.0, unspecified, 3.1.0
CISA KEV (Known Exploited Vulnerabilities)
This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.
BOD 22-01 due date: .
Required action: Apply updates per vendor instructions.
Known ransomware campaign use: yes.
Public proof-of-concept exploits
References
- security@atlassian.com (x_refsource_MISC, Mitigation, Issue Tracking, Vendor Advisory)
- security@atlassian.com (vdb-entry, Broken Link, x_refsource_BID)
- security@atlassian.com (Exploit, VDB Entry, Third Party Advisory, x_refsource_MISC)
- 134c704f-9b21-4f2e-91b3-4a467353bcc0 (US Government Resource)
Frequently asked questions
- What is CVE-2019-11580?
- CVE-2019-11580 is a critical-severity vulnerability in Atlassian Crowd. CVSS score: 9.8/10. Published 2019-06-03.
- How severe is CVE-2019-11580?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2019-11580 known to be exploited?
- Yes. CVE-2019-11580 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2021-11-03), indicating it is being actively exploited. 36 public proof-of-concept repositories are indexed.