MEDIUM
CVE-2022-40817
CWE-732Published: September 27, 2022· Updated: Jun 17, 2026
4.3
CVSS v3.1
Official Description
Zammad 5.2.1 has a fine-grained permission model that allows to configure read-only access to tickets. However, agents were still wrongly able to perform some operations on such tickets, like adding and removing links, tags. and related answers. This issue has been fixed in 5.2.2.
Technical Analysis
CVE-2022-40817 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.Low
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityLow
AvailabilityNone
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Affected Vendors & Products
zammad1 product(s)
zammad
Source: NVD CPE · 1 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
All References (2)
→
https://zammad.com/de/advisories/zaa-2022-10Vendor Advisory
→
https://zammad.com/de/advisories/zaa-2022-10Vendor Advisory
Quick Facts
CVE IDCVE-2022-40817
CVSS Score4.3 / 10
SeverityMEDIUM
WeaknessCWE-732
CISA KEVNo
Affected1 vendor(s)
PublishedSep 27, 2022
Related CVEs (CWE-732)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2022-40817 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.