CVE-2022-0543

Name: CVE-2022-0543
Creator: NVD / NIST
Published: 2022-02-18T20:15:17.583+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 10/10Actively ExploitedEPSS 99.67%

Last modified Jun 17, 2026

CVE-2022-0543 is a critical-severity vulnerability rated 10/10 on the CVSS scale. It was discovered, that redis, a persistent key-value database, due to a packaging issue, is prone to a (Debian-specific) Lua sandbox escape, which could result in remote code execution.. CISA has confirmed active exploitation in the wild. EPSS estimates a 99.67% chance of exploitation in the next 30 days.

Description

It was discovered, that redis, a persistent key-value database, due to a packaging issue, is prone to a (Debian-specific) Lua sandbox escape, which could result in remote code execution.

Metrics

CVSS 3.1

10/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

EPSS Probability

99.67%

99.9th percentile

Probability of exploitation in the next 30 days. Learn more

Exploitation Status

This vulnerability is listed in CISA’s Known Exploited Vulnerabilities catalog, confirming active exploitation in the wild. Federal agencies must remediate by Apr 18, 2022.

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Redis	Redis	All versions

References

http://packetstormsecurity.com/files/166885/Redis-Lua-Sandbox-Escape.htmlExploit, Third Party Advisory, VDB Entry
https://bugs.debian.org/1005787Issue Tracking, Patch, Third Party Advisory
https://lists.debian.org/debian-security-announce/2022/msg00048.htmlMailing List, Third Party Advisory
https://security.netapp.com/advisory/ntap-20220331-0004/Third Party Advisory
https://www.debian.org/security/2022/dsa-5081Mailing List, Third Party Advisory
https://www.ubercomp.com/posts/2022-01-20_redis_on_debian_rceThird Party Advisory
http://packetstormsecurity.com/files/166885/Redis-Lua-Sandbox-Escape.htmlExploit, Third Party Advisory, VDB Entry
https://bugs.debian.org/1005787Issue Tracking, Patch, Third Party Advisory
https://lists.debian.org/debian-security-announce/2022/msg00048.htmlMailing List, Third Party Advisory
https://security.netapp.com/advisory/ntap-20220331-0004/Third Party Advisory
https://www.debian.org/security/2022/dsa-5081Mailing List, Third Party Advisory
https://www.ubercomp.com/posts/2022-01-20_redis_on_debian_rceThird Party Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-0543US Government Resource

Timeline

Published: Feb 18, 2022
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2022-0543?

It was discovered, that redis, a persistent key-value database, due to a packaging issue, is prone to a (Debian-specific) Lua sandbox escape, which could result in remote code execution.

How severe is CVE-2022-0543?

CVE-2022-0543 has a CVSS score of 10/10 (CRITICAL severity). The EPSS model estimates a 99.67% probability of exploitation in the next 30 days. This vulnerability is listed in CISA's Known Exploited Vulnerabilities catalog.

How do I fix CVE-2022-0543?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-0543?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST