UpHeron
All vulnerabilities

Servers and applications

CVE-2018-10949

mailboxd in Zimbra Collaboration Suite 8.8 before 8.8.8; 8.7 before 8.7.11.Patch3; and 8.6 allows Account Enumeration by leveraging a Discrepancy between the "HTTP 404 - account is not active" and "HTTP 401 - must authenticate" errors.

Severity
Medium 5.3
Published
10 May 2018
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Fixed in
8.8.8
Exploit chance
2.4% in the next 30 daysHigher than 84% of CVEs. EPSS by FIRST, 10 Nov 2026
Sources
NVD

Affected software

SoftwareAffected versions
Zimbra CollaborationServers and applications · cpe:a:synacor:zimbra_collaboration_suite
  • Version 8.6.0
  • From 8.7.0 up to 8.7.11
  • From 8.8 before 8.8.8

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2018-10949
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2018-10949