# Insecure transmission of credentials

CVE record · `CVE-2022-31805`

- **Identifiers:** `CVE-2022-31805`
- **State:** Confirmed
- **Severity:** CVSS 7.5 High
- **Critical:** No
- **CNA:** CERTVDE
- **Weakness (CWE):** [CWE-523](https://cwe.mitre.org/data/definitions/523.html)
- **Tags:** [CWE-523](https://agentprime.io/advisories/tag/cwe-523.md)
- **Technologies:** [CODESYS Development System](https://agentprime.io/advisories/technology/codesys-development-system.md) · [CODESYS Gateway Client](https://agentprime.io/advisories/technology/codesys-gateway-client.md) · [CODESYS Gateway Server](https://agentprime.io/advisories/technology/codesys-gateway-server.md) · [CODESYS Web server](https://agentprime.io/advisories/technology/codesys-web-server.md) · [CODESYS SP Realtime NT](https://agentprime.io/advisories/technology/codesys-sp-realtime-nt.md) · [CODESYS PLCWinNT](https://agentprime.io/advisories/technology/codesys-plcwinnt.md) · [CODESYS Runtime Toolkit 32 bit full](https://agentprime.io/advisories/technology/codesys-runtime-toolkit-32-bit-full.md) · [CODESYS Edge Gateway for Windows](https://agentprime.io/advisories/technology/codesys-edge-gateway-for-windows.md) · [CODESYS HMI (SL)](https://agentprime.io/advisories/technology/codesys-hmi-sl.md) · [CODESYS OPC DA Server SL](https://agentprime.io/advisories/technology/codesys-opc-da-server-sl.md) · [CODESYS PLCHandler](https://agentprime.io/advisories/technology/codesys-plchandler.md) · [CODESYS Gateway](https://agentprime.io/advisories/technology/codesys-gateway.md)
- **Published:** 24 Jun 2022
- **Updated:** 16 Sept 2024
- **Reviewed by a person:** No

Published by the CVE Program (CNA: CERTVDE) at 24 Jun 2022, 07:46 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

## Affected products, as the CNA wrote them

- Vendor: CODESYS. Product: CODESYS Development System.
  - affected: `V2 to before V2.3.9.69` (custom)
  - affected: `V3 to before V3.5.18.30` (custom)
  - Other versions: unaffected
- Vendor: CODESYS. Product: CODESYS Gateway Client.
  - affected: `V2 to before V2.3.9.38` (custom)
  - Other versions: unaffected
- Vendor: CODESYS. Product: CODESYS Gateway Server.
  - affected: `V2 to before V2.3.9.38` (custom)
  - Other versions: unaffected
- Vendor: CODESYS. Product: CODESYS Web server.
  - affected: `V1 to before V1.1.9.23` (custom)
  - Other versions: unaffected
- Vendor: CODESYS. Product: CODESYS SP Realtime NT.
  - affected: `V2 to before V2.3.7.30` (custom)
  - Other versions: unaffected
- Vendor: CODESYS. Product: CODESYS PLCWinNT.
  - affected: `V2 to before V2.4.7.57` (custom)
  - Other versions: unaffected
- Vendor: CODESYS. Product: CODESYS Runtime Toolkit 32 bit full.
  - affected: `V2 to before V2.4.7.57` (custom)
  - Other versions: unaffected
- Vendor: CODESYS. Product: CODESYS Edge Gateway for Windows.
  - affected: `V3 to before V3.5.18.30` (custom)
  - Other versions: unaffected
- Vendor: CODESYS. Product: CODESYS HMI (SL).
  - affected: `V3 to before V3.5.18.30` (custom)
  - Other versions: unaffected
- Vendor: CODESYS. Product: CODESYS OPC DA Server SL.
  - affected: `V3 to before V3.5.18.30` (custom)
  - Other versions: unaffected
- Vendor: CODESYS. Product: CODESYS PLCHandler.
  - affected: `V3 to before V3.5.18.30` (custom)
  - Other versions: unaffected
- Vendor: CODESYS. Product: CODESYS Gateway.
  - affected: `V3 to before V3.5.18.30` (custom)
  - Other versions: unaffected

## Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

## Severity and exploitation

- 7.5 High, CVSS 3.1: `CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N`, from CNA (CERTVDE)

- **CISA KEV:** Not listed.
- **EPSS:** 0.010, the 64th percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

## Timeline

This record came from the full history of the CVE Program, published 24 Jun 2022. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2022-31805](https://www.cve.org/CVERecord?id=CVE-2022-31805)
- [NVD: CVE-2022-31805](https://nvd.nist.gov/vuln/detail/CVE-2022-31805)

### References from the CNA

- <https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=17140&token=6aa2c5c4a8b83b8b09936fefed5b0b11f9d2cc6c&download=> (confirm)

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.

## Check whether this affects you

This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it. Compare the affected versions above with what you run.

- With the agentprime MCP server (<https://api.agentprime.io/mcp>), `get_advisory` returns this record and `search_advisories` finds related ones. Setup: <https://agentprime.io/mcp.md>
- As JSON: <https://api.agentprime.io/v1/advisories/CVE-2022-31805>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2022-31805/>. Everything for agents: <https://agentprime.io/llms.txt>.