CVE-2022-2333
A public proof of concept exists; no exploitation attested.
- Published2022-09-16
- WeaknessCWE-427
Am I affected?
Debian, Ubuntu or Red Hat sometimes backport a fix without changing the upstream version number: such a version reads « to verify », never « affected ».With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.
Description
If an attacker manages to trick a valid user into loading a malicious DLL, the attacker may be able to achieve code execution in Honeywell SoftMaster version 4.51 application’s context and permissions.
Timeline
dates in UTC- 2022-09-1622:15CVE publishedNVD
- 2026-10-2319:23First public proof of conceptPoC-in-GitHub
Observed activity
isMalicious corpus · updated 2026-10-23 21:37 UTCBlock these indicators
- Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2022-2333?format=txt
- CSV export: https://api.ismalicious.com/edl/cve/CVE-2022-2333?format=csv
- TAXII collection of exploited CVEs
- The EDL and CSV take an API key on the Pro plan.
Versions per branch
NVD| Branch | Affected | Fixed in | Source |
|---|---|---|---|
| 4.51 | = 4.51 | no fix published | NVD |
as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.
Distribution builds and vendor advisories
Packages from OSV.dev and products from the vendors' CSAF advisories.
version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.
Vendor advisories
Honeywell SoftMaster
SoftMaster: version 4.51
Fix
- Mitigation from the vendor CISA ICSA-22-256-02 · 1 productHoneywell has released firmware update packages for the affected products on their website. Honeywell recommends users with potentially affected products take the following steps to protect themselves:
- Mitigation from the vendor CISA ICSA-22-256-02 · 1 productUpdate firmware of vulnerable and affected devices.
- Mitigation from the vendor CISA ICSA-22-256-02 · 1 productIsolate systems from the internet or create additional layers of defense to their system from the internet by placing the affected hardware behind a firewall or into a demilitarized zone (DMZ).
- Mitigation from the vendor CISA ICSA-22-256-02 · 1 productIf remote connections to the network are required, then users should consider using a VPN or other means to ensure secure remote connections into the network where the device is located.
Detection
read 2026-10-23 19:23 UTC- Nuclei template
- none so far ProjectDiscovery
- Exploit-DB
- no entry Exploit-DB
Sources
- CISA-ADPSSVC decisionnone2025-04-16
- OpenCVESSVC decisionnone—
- CNACVSS 3.18.8read 2026-10-23
- NVDCVSS 3.17.8read 2026-10-23
- CNAweakness (CWE)CWE-427read 2026-10-23
- NVDweakness (CWE)CWE-427read 2026-10-23
- FIRST EPSSEPSS score1.4 %2026-10-23
- PoC-in-GitHubproof of concept1read 2026-10-23
Technical details
- CVSS v3 Vector
- CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- Published
- 2022-09-16
- Last Modified
- 2026-06-17
- NVD status
- Modified
Frequently asked questions
What is CVE-2022-2333?
Is CVE-2022-2333 actively exploited?
What is the CVSS score for CVE-2022-2333?
Running Honeywell SoftMaster? Hear about its next vulnerability
Surveillance reads the versions in your stack — a domain, a lockfile or a list — checks each CVE against the ranges its sources publish, and alerts you when one you run is exploited or enters CISA KEV. A version it cannot read stays « version not verified ».
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Go further
- Following what attackers exploit right now? The CISA KEV additions of the month, with their patch deadlines.
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Related vulnerabilities
Same product first, then the same vendor advisory and the same publication week.