# CVE-2022-0543: Debian-specific Redis Server Lua Sandbox Escape Vulnerability

Source: https://junglewise.ai/threats/cve-2022-0543-debian-specific-redis-server-lua-sandbox-escape-vulnerability  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2022-03-28. Updated: 2026-05-10  
License: CC BY 4.0 with a link back

CVE-2022-0543 · Severity: critical · CVSS 10 · Exploited in the wild · Published 2022-03-28

A packaging issue in Debian-specific Redis builds allows for a Lua sandbox escape. This vulnerability enables remote attackers to execute arbitrary code on the host system via the Redis Lua interpreter.

Vendors: [Redis](https://junglewise.ai/threats/vendors/redis).

## Quick answers

**Is CVE-2022-0543 exploited in the wild?** Yes. CVE-2022-0543 is known to be exploited in the wild, first recorded on 28 March 2022. Treat it as urgent.

**How severe is CVE-2022-0543?** Critical severity, with a CVSS score of 10, published 28 March 2022.

**Which products and versions are affected?** Debian Redis Server 9.0, 10.0, 11.0; Canonical Ubuntu Linux 20.04, 21.10.

**Is there a fix for CVE-2022-0543?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2022-0543 attacked?** It is attacked over the network, in an operating system.

**Am I affected by CVE-2022-0543?** Check whether you run Redis Debian-Specific Redis Servers. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Affected products

- Debian Redis Server 9.0, 10.0, 11.0
- Canonical Ubuntu Linux 20.04, 21.10

## Timeline

- 2022-01-20: disclosed: Initial discovery/post by Ubercomp
- 2022-03-28: kev added: Added to CISA Known Exploited Vulnerabilities Catalog
- 2022-03-28: advisory: NVD publication date
- 2022-03-28: exploited: Confirmed exploited in the wild per CISA KEV catalog