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

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.

10.0 CRITICALEPSS 99.35%⚡ Known Exploited (CISA KEV)NVD: Analyzed

Last updated: 2026-06-17 04:20 UTC

OverviewCVSS details

10.0CRITICALCVSS 3.1

Score source: NVD
NVD status: Analyzed
Published: Feb 18, 2022
Assigner: debian

Affected

redis (Debian)

Exploitation

Public exploit: Yes · 1 reference
CISA KEV: Listed · Mar 28, 2022
KEV due date: Apr 18, 2022
Ransomware use: Unknown
SSVC: Exploitation active · Automatable yes · Impact total

EPSS · FIRST, scored Nov 8

99.35%chance of exploitation in 30 days

Higher than 99.93% of CVEs

CVSS 3.1 · NVD

10.0Critical

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

Attack vector: Network
Attack complexity: Low
Privileges required: None
User interaction: None
Scope: Changed
Confidentiality impact: High
Integrity impact: High
Availability impact: High

CVSS 2.0 · NVD

10.0High

AV:N/AC:L/Au:N/C:C/I:C/A:C

Attack vector: Network
Attack complexity: Low
Authentication: None
Confidentiality impact: Complete
Integrity impact: Complete
Availability impact: Complete

NVD status: Analyzed

Overview Affected Products References

NVD CVE.org

Overview

Severity

Score	Severity	Version	Vector String
10.0	CRITICAL	3.1NVD	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
10.0	HIGH	2.0NVD	AV:N/AC:L/Au:N/C:C/I:C/A:C

CISA required action

⚡ Known exploited · remediation due Apr 18, 2022

Apply updates per vendor instructions.

Details

CVE ID: CVE-2022-0543
Status: Analyzed
Assigner (CNA): debian
Published: Feb 18, 2022
Last modified: 2026-06-17 04:20 UTC
Weaknesses: CWE-862

Sources

Refreshed hourly from the sources above. Last fetched 2026-11-09 14:13 UTC.