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NVD / CVE Program· CNA schneider

CVE-2021-22823: A CWE-306: Missing Authentication for Critical Function vulnerability exists that could cause deletion of arbitrary files in the context of…

CriticalCVSS 9.1 · v3.1—No exploit No fix recorded

Noroxi assessment

Priority: Plan (action score 42/100)

  • The sources we track (CISA KEV, Exploit-DB, Metasploit, Nuclei, GitHub) show no public exploit code or exploitation in the wild.
  • Probability of exploitation in the next 30 days: 21.3% (FIRST EPSS); higher than 97.6% of all records.
  • Anyone who can reach it over the internet can trigger it. No account or password is required. No user action is required. No special conditions are required; it is repeatable.
  • According to the record, no fixed version is available yet.
  • Mentioned 1 time in Turkish national cyber security advisories (siberguvenlik.gov.tr).

Add it to your regular patch cycle. Update when a fix is released; follow the vendor's advisory.

Generated automatically from the record's data: CVSS (NVD and CNA), CISA KEV and SSVC, FIRST EPSS, exploit sources, fixed versions. How we calculate it

Primary sources: NVD · CVE.org · FIRST EPSS

A CWE-306: Missing Authentication for Critical Function vulnerability exists that could cause deletion of arbitrary files in the context of the user running IGSS due to lack of validation of network messages. Affected Product: Interactive Graphical SCADA System Data Collector (dc.exe) (V15.0.0.21320 and prior)

Published
Feb 11, 2022
Updated
Jun 16, 2026
EPSS
21.3% · 97th percentile

Report tools

JSON

Action score

42

Plan

Add it to your regular patch cycle.

CVSS
36 / 40 · 9.1 / 10
CISA KEV
0 / 30 · Not listed
EPSS
6 / 30 · 21.3%

Get told when this record changes

  • Not in KEV: no record of exploitation in the wild
  • No public exploit code on record
  • No fixed version yet

If any of these changes, we'll tell you in the daily email digest.

Follow CVE-2021-22823

When you'll hear from us

  • when it enters CISA KEV
  • when exploit code appears or is weaponized
  • when the record is updated (including a fixed version)
  • when EPSS rises 20 points in a week

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Noroxi analysis

What does it mean in your environment?

The assessment above is generated automatically from the record's data; it doesn't know your environment. Our team verifies on your systems whether this vulnerability is actually exploitable and which mitigation is enough.

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Affected systems

Is your version affected?

Pick the product and type the version you run. It's compared with this record's version ranges in your browser; the version isn't sent anywhere.

VendorProduct
schneider-electricinteractive graphical scada system data collector

Versions reported by the vendor

Affected version ranges reported by the assigning authority (schneider). Independent of NVD's CPE analysis and usually ahead of it.

  • n/a Interactive Graphical SCADA System Data Collector (dc.exe) (V15.0.0.21320 and prior)

    • Interactive Graphical SCADA System Data Collector (dc.exe) (V15.0.0.21320 and prior)affected

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • schneider-electric interactive graphical scada system data collectorup to 15.0.0.21320 inclusive

Same product

schneider-electric: all records

Other highest-scoring records for the same primary product.

  • CVE-2021-22802A CWE-120: Buffer Copy without Checking Size of Input vulnerability exists that could result in remote code execution due to missing length…
    45Plan
  • CVE-2021-22803A CWE-434: Unrestricted Upload of File with Dangerous Type vulnerability exists that could lead to remote code execution through a number…
    40Plan
  • CVE-2021-22805A CWE-306: Missing Authentication for Critical Function vulnerability exists that could cause deletion of arbitrary files in the context of…
    36Monitor

Published before and after this one in the same product

  • ← EarlierCVE-2021-22804Feb 11, 2022 · A CWE-22: Improper Limitation of a Pathname to a Restricted Directory vulnerability exists that could cause disclosure of arbitrary files…
    30Monitor
  • Later →CVE-2021-22824Feb 11, 2022 · A CWE-120: Buffer Copy without Checking Size of Input vulnerability exists that could result in denial of service, due to missing length…
    34Monitor

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

No fix version is recorded for this entry. Check the references for vendor advisories.

Exploit status

No known public exploit

No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

No dated events beyond publication.

National notice (Türkiye Cybersecurity Directorate / USOM)

Official security notices citing this record; remediation advice is on the agency's page.

All national notices →

Not on record for this CVE: EPSS history · patch commit or PR link · researcher credit · variant or chain candidate · public bounty program.

Technical details

Attack conditions

  • Anyone who can reach it over the internet can trigger it.
  • No account or password is required.
  • No user action is required.
  • No special conditions are required; it is repeatable.

If successful

Confidentiality
none
Integrity
high · data or configuration can be modified
Availability
high · the service can be disrupted
Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality impact
None
Integrity impact
High
Availability impact
High

Weakness class (CWE)

CWE-306 · Missing Authentication for Critical Function

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

nvd-primary

Root cause

A function added for development or support ships to production without authentication. It often relies on the assumption that it is “only reachable from the internal network.”

The bug in code

The whole CWE-306 class

A representative example of this vulnerability class. Not the vendor's source code; it shows the faulty pattern and its fix.

Vulnerable

ts
// Added for the support teamapp.post("/maintenance/reset", resetDevice);

Fixed

ts
if (config.maintenanceEnabled) {  app.post(    "/maintenance/reset",    requireSession, requireRole("admin"), resetDevice  );}

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

ATT&CK techniques

—

References

Vendor advisories and official records. Exploit/PoC links are deliberately left out.

All records