CISA Known Exploited Vulnerability

This vulnerability is actively exploited in the wild and listed in the CISA Known Exploited Vulnerabilities catalog.

Remediation Deadline: Sep 1, 2022

CVE-2022-37042

High

EPSS 94.3%CISA KEVRansomware

Synacor/Zimbra Collaboration Suite (ZCS)

Description

Synacor Zimbra Collaboration Suite (ZCS) contains an authentication bypass vulnerability in MailboxImportServlet. This vulnerability was chained with CVE-2022-27925 which allows for unauthenticated remote code execution.

EPSS — Exploit Probability

94.3%

Higher than 100.0% of all CVEs

Required Action

https://blog.zimbra.com/2022/08/authentication-bypass-in-mailboximportservlet-vulnerability/; https://nvd.nist.gov/vuln/detail/CVE-2022-37042

Risk Assessment

CRITICAL

In CISA KEV

High EPSS

Ransomware

Details

Severity: High
EPSS: 94.3%
CISA KEV: Yes
Ransomware: Known
Articles: 0

Timeline

Published

Aug 11, 2022

Added to KEV

Aug 11, 2022

Remediation Due

Sep 1, 2022

Affected Product

Synacor

Zimbra Collaboration Suite (ZCS)

View all Synacor CVEs

External Links

NVD (NIST)CVE Details MITRE CVE