All vulnerabilities
CVE-2022-41352

Synacor Zimbra Collaboration Suite (ZCS) Arbitrary File Upload Vulnerability

Synacor Zimbra Collaboration Suite (ZCS)Applications & CMS
Open in ThreatlineRecord JSON
CVSS
9.8Critical
ExploitationExploited in the wildAdded to KEV 20 Oct 2022. Known ransomware useCISA KEV
Exploit odds (EPSS)95.5%Chance of exploitation activity in the next 30 days, higher than 99% of CVEs. Scored 23 Oct 2026FIRST EPSS
Fixed inNone listedNo source names a fixed version. Check the vendor advisory below
Federal deadline10 Nov 2022Remediation due date for US federal agenciesCISA KEV
CISA required actionApply updates per vendor instructions. CISA KEV

What fixes it

No source in this snapshot names a fixed version. The vendor advisories under References are the place to check.

Timeline

  1. 28 Jun 2022Exploit code publicMetasploit
  2. 26 Sep 2022, 00:00 UTCPublishedCVE List
  3. 20 Oct 2022Added to CISA KEVCISA KEV

Public exploit code and templates 2

  • Exploit moduleTAR Path Traversal in Zimbra (CVE-2022-41352) 28 Jun 2022Metasploit
  • Scanner templateZimbra Collaboration - Unrestricted File UploadNuclei

Listed so defenders can prioritize. Threatline links to the source and does not host exploit code.

Description

Synacor Zimbra Collaboration Suite (ZCS) allows an attacker to upload arbitrary files using cpio package to gain incorrect access to any other user accounts.

Text from CVE List

Affected versions 1

  • n/aaffected: n/aCVE List

References 6