# AVEVA SuiteLink Server Improper Handling of Exceptional Conditions

CVE record · `CVE-2021-32999`

- **Identifiers:** `CVE-2021-32999`
- **State:** Confirmed
- **Severity:** CVSS 7.5 High
- **Critical:** No
- **CNA:** icscert
- **Weakness (CWE):** [CWE-755](https://cwe.mitre.org/data/definitions/755.html)
- **Tags:** [CWE-755](https://agentprime.io/advisories/tag/cwe-755.md)
- **Technologies:** [AVEVA Software, LLC AVEVA System Platform 2020](https://agentprime.io/advisories/technology/aveva-software-llc-aveva-system-platform-2020.md) · [AVEVA Software, LLC AVEVA InTouch 2020](https://agentprime.io/advisories/technology/aveva-software-llc-aveva-intouch-2020.md) · [AVEVA Software, LLC AVEVA Historian 2020](https://agentprime.io/advisories/technology/aveva-software-llc-aveva-historian-2020.md) · [AVEVA Software, LLC AVEVA Communication Drivers Pack 2020](https://agentprime.io/advisories/technology/aveva-software-llc-aveva-communication-drivers-pack-2020.md) · [AVEVA Software, LLC AVEVA Batch Management 2020](https://agentprime.io/advisories/technology/aveva-software-llc-aveva-batch-management-2020.md) · [AVEVA Software, LLC AVEVA MES 2014](https://agentprime.io/advisories/technology/aveva-software-llc-aveva-mes-2014.md)
- **Published:** 23 Sept 2021
- **Updated:** 16 Sept 2024
- **Reviewed by a person:** No

Published by the CVE Program (CNA: icscert) at 23 Sept 2021, 13:33 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: AVEVA Software, LLC. Product: AVEVA System Platform 2020.
  - affected: `unspecified to R2 P01, inclusive` (custom)
- Vendor: AVEVA Software, LLC. Product: AVEVA InTouch 2020.
  - affected: `unspecified to R2 P01, inclusive` (custom)
- Vendor: AVEVA Software, LLC. Product: AVEVA Historian 2020.
  - affected: `unspecified to R2 P01, inclusive` (custom)
- Vendor: AVEVA Software, LLC. Product: AVEVA Communication Drivers Pack 2020.
  - affected: `unspecified to R2, inclusive` (custom)
- Vendor: AVEVA Software, LLC. Product: AVEVA Batch Management 2020.
  - affected: `unspecified to 2020, inclusive` (custom)
- Vendor: AVEVA Software, LLC. Product: AVEVA MES 2014.
  - affected: `unspecified to R2, inclusive` (custom)

## 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:N/I:N/A:H`, from CNA (icscert)

- **CISA KEV:** Not listed.
- **EPSS:** 0.0096, the 61st percentile, on 8 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 23 Sept 2021. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2021-32999](https://www.cve.org/CVERecord?id=CVE-2021-32999)
- [NVD: CVE-2021-32999](https://nvd.nist.gov/vuln/detail/CVE-2021-32999)

### References from the CNA

- <https://www.aveva.com/content/dam/aveva/documents/support/cyber-security-updates/SecurityBulletin_AVEVA-2021-003.pdf> (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-2021-32999>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2021-32999/>. Everything for agents: <https://agentprime.io/llms.txt>.