SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2022-0543

Debian-specific Redis Server Lua Sandbox Escape Vulnerability

KEVCRITICAL 10.0EPSS 99.4%

Does this matter?

Known to be exploited in the wild (CISA KEV, CISA remediation deadline 18 April 2022). Treat as an emergency change: patch or isolate now, then hunt for prior compromise.

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.

CVSS 3.1
10.0 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
EPSS
99.35% probability · 100th percentile
CISA KEV
Listed 28 March 2022 · due 18 April 2022
Weakness
CWE-862
Affected
redis/redis
Source
security@debian.org

CISA notes

Apply updates per vendor instructions. https://nvd.nist.gov/vuln/detail/CVE-2022-0543

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.