CVE-2021-22794
No exploitation reported by the sources we read.
- Published2022-04-13
- WeaknessCWE-22
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
A CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability exists that could cause remote code execution. Affected Product: StruxureWare Data Center Expert (V7.8.1 and prior)
Timeline
dates in UTC- 2022-04-1316:15CVE publishedNVD
Observed activity
isMalicious corpus · updated 2026-10-23 18:48 UTCBlock these indicators
- Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2021-22794?format=txt
- CSV export: https://api.ismalicious.com/edl/cve/CVE-2021-22794?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 |
|---|---|---|---|
| 7.8 | ≤ 7.8.1 | 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
Schneider Electric Struxureware Data Center Expert
Struxureware Data Center: Expert Versions 7.8.1 and prior
Fix
- Mitigation from the vendor CISA ICSA-21-257-03 · 1 productSchneider Electric has established a remediation plan for future versions of StruxureWare Data Center Expert to fix these vulnerabilities. Until the fix is released, users should immediately follow the security hardening guidelines found in Schneider Electric's Data Center Expert Security Handbook …
- Mitigation from the vendor CISA ICSA-21-257-03 · 1 productSchneider Electric has released security advisory SEVD-2021-257-03 in response to these vulnerabilities.
- Mitigation from the vendor CISA ICSA-21-257-03 · 1 productLocate control and safety system networks and remote devices behind firewalls and isolate them from the business network.
- Mitigation from the vendor CISA ICSA-21-257-03 · 1 productInstall physical controls so no unauthorized personnel can access industrial control and safety systems, components, peripheral equipment, and networks.
- Mitigation from the vendor CISA ICSA-21-257-03 · 1 productPlace all controllers in locked cabinets and never leave them in “Program” mode.
- Mitigation from the vendor CISA ICSA-21-257-03 · 1 productLimit software updates to only those networks where devices targeted by the software updates reside.
Advisories and patches
- www.se.comVendor Advisory
Detection
- Nuclei template
- none so far ProjectDiscovery
- Exploit-DB
- no entry Exploit-DB
- Proof-of-concept repositories
- none listed PoC-in-GitHub
Sources
- CNACVSS 3.19.1read 2026-10-23
- NVDCVSS 3.19.8read 2026-10-23
- NVDCVSS 2.07.5read 2026-10-23
- CNAweakness (CWE)CWE-22read 2026-10-23
- FIRST EPSSEPSS score2.2 %2026-10-22
Technical details
- CVSS v3 Vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Published
- 2022-04-13
- Last Modified
- 2026-06-17
- NVD status
- Modified
Frequently asked questions
What is CVE-2021-22794?
Is CVE-2021-22794 actively exploited?
What is the CVSS score for CVE-2021-22794?
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Related vulnerabilities
Same product first, then the same vendor advisory and the same publication week.