HOMEVULNERABILITIESCVE-2022-41347
HIGH

CVE-2022-41347

NVD-CWE-noinfoPublished: September 26, 2022· Updated: Jun 17, 2026

7.8
CVSS v3.1

Official Description

An issue was discovered in Zimbra Collaboration (ZCS) 8.8.x and 9.x (e.g., 8.8.15). The Sudo configuration permits the zimbra user to execute the NGINX binary as root with arbitrary parameters. As part of its intended functionality, NGINX 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-2022-41347 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 · 2 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://wiki.zimbra.com/wiki/Security_Center
PATCHhttps://wiki.zimbra.com/wiki/Security_Center
ADVISORYhttps://darrenmartyn.ie/2021/10/25/zimbra-nginx-local-root-exploit/
ADVISORYhttps://github.com/darrenmartyn/zimbra-hinginx
ADVISORYhttps://wiki.zimbra.com/wiki/Zimbra_Security_Advisories
ADVISORYhttps://darrenmartyn.ie/2021/10/25/zimbra-nginx-local-root-exploit/
ADVISORYhttps://github.com/darrenmartyn/zimbra-hinginx
ADVISORYhttps://wiki.zimbra.com/wiki/Zimbra_Security_Advisories

All References (8)

→
https://darrenmartyn.ie/2021/10/25/zimbra-nginx-local-root-exploit/Exploit · Third Party Advisory
→
https://github.com/darrenmartyn/zimbra-hinginxThird Party Advisory
→
https://wiki.zimbra.com/wiki/Security_CenterPatch · Vendor Advisory
→
https://wiki.zimbra.com/wiki/Zimbra_Security_AdvisoriesVendor Advisory
→
https://darrenmartyn.ie/2021/10/25/zimbra-nginx-local-root-exploit/Exploit · Third Party Advisory
→
https://github.com/darrenmartyn/zimbra-hinginxThird Party Advisory
→
https://wiki.zimbra.com/wiki/Security_CenterPatch · Vendor Advisory
→
https://wiki.zimbra.com/wiki/Zimbra_Security_AdvisoriesVendor Advisory

Quick Facts

CVE IDCVE-2022-41347
CVSS Score7.8 / 10
SeverityHIGH
WeaknessNVD-CWE-noinfo
CISA KEVNo
Affected1 vendor(s)
PublishedSep 26, 2022

Related CVEs (NVD-CWE-noinfo)

CVE-2022-21389
10.0
CVE-2022-21390
10.0
CVE-2021-35652
10.0
CVE-2021-41873
10.0
CVE-2022-21275
10.0
CVE-2023-38586
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2022-41347 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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