HOMEVULNERABILITIESCVE-2022-37393
HIGH

CVE-2022-37393

CWE-284Published: August 16, 2022· Updated: Jun 17, 2026

7.8
CVSS v3.1

Official Description

Zimbra's sudo configuration permits the zimbra user to execute the zmslapd binary as root with arbitrary parameters. As part of its intended functionality, zmslapd can load a user-defined configuration file, which includes plugins in the form of .so files, which also execute as root.

NVD Source

Technical Analysis

CVE-2022-37393 requires local access, meaning attackers must already have a foothold on the target system.

Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 7.8.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.Low
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

zimbra1 product(s)
collaboration
Source: NVD CPE · 18 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

PATCHhttps://github.com/rapid7/metasploit-framework/pull/16807
PATCHhttps://github.com/rapid7/metasploit-framework/pull/16807
ADVISORYhttps://attackerkb.com/topics/92AeLOE1M1/cve-2022-37393/rapid7-analysis
ADVISORYhttps://darrenmartyn.ie/2021/10/27/zimbra-zmslapd-local-root-exploit/
ADVISORYhttps://attackerkb.com/topics/92AeLOE1M1/cve-2022-37393/rapid7-analysis
ADVISORYhttps://darrenmartyn.ie/2021/10/27/zimbra-zmslapd-local-root-exploit/

All References (6)

→
https://attackerkb.com/topics/92AeLOE1M1/cve-2022-37393/rapid7-analysisExploit · Third Party Advisory
→
https://darrenmartyn.ie/2021/10/27/zimbra-zmslapd-local-root-exploit/Exploit · Third Party Advisory
→
https://github.com/rapid7/metasploit-framework/pull/16807Exploit · Patch · Third Party Advisory
→
https://attackerkb.com/topics/92AeLOE1M1/cve-2022-37393/rapid7-analysisExploit · Third Party Advisory
→
https://darrenmartyn.ie/2021/10/27/zimbra-zmslapd-local-root-exploit/Exploit · Third Party Advisory
→
https://github.com/rapid7/metasploit-framework/pull/16807Exploit · Patch · Third Party Advisory

Quick Facts

CVE IDCVE-2022-37393
CVSS Score7.8 / 10
SeverityHIGH
WeaknessCWE-284
CISA KEVNo
Affected1 vendor(s)
PublishedAug 16, 2022

Related CVEs (CWE-284)

CVE-2015-3073
10.0
CVE-2026-50746
10.0
CVE-2023-29130
10.0
CVE-2022-32158
10.0
CVE-2026-35307
10.0
CVE-2014-6626
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2022-37393 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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