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Vulnerabilities

Vulnerability · CVE-2022-0543

Debian-specific Redis Server Lua Sandbox Escape Vulnerability

Published Feb 18, 2022 · catalog updated Jun 16, 2026 · Redis Debian-specific Redis Servers

Patch now

CVE-2022-0543 is in the CISA known-exploited catalog, due Apr 18, 2022. Confirm Redis Debian-specific Redis Servers against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Gaps on this record

  • No version range is stored. A customer cannot check an installed version against this record.
Severity
Critical10.0
Known exploitation
CISA KEV and VulnCheck KEV
EPSS
99.35%
Remediation
Remediation guidance
Affected products
cpe redis/redis · vendor Redis Debian-specific Redis Servers

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.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe redis/redisversion unspecified
  • vendor Redis Debian-specific Redis Serversversion unspecified

How to fix CVE-2022-0543

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2022-0543 is in the CISA known-exploited catalog, due Apr 18, 2022. Confirm Redis Debian-specific Redis Servers against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Which versions are affected?

Affected version ranges are not on this record. Apply updates per vendor instructions.

What should an analyst verify?

CWE-862: Missing Authorization. EPSS 99.35%. The CISA KEV listing is the exploitation evidence. A public exploit reference is linked in Sources. That is not the same as confirmed exploitation. Use the source links for the original advisory.

Technology hubs

Debian security

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Feb 18, 2022 · Catalog

    Detected

    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.

  2. Mar 28, 2022 · CISA KEV

    Known exploited

    Apply updates per vendor instructions.

  3. Apr 18, 2022 · CISA KEV

    Remediation due

    Apply updates per vendor instructions.

  4. Jun 16, 2026 · Catalog

    Updated

    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.

Sources

  • CISA KEVConfirmed exploitationCVE-2022-0543

    Redis is prone to a (Debian-specific) Lua sandbox escape, which could result in remote code execution.

    cisa.gov
  • CVE.orgVulnerability recordCVE-2022-0543

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2022-0543

    30-day exploitation probability 99.4%

    first.org
  • Metasploit ModulesPublic exploit moduleexploit_linux/redis/redis_debian_sandbox_escape

    Public module reference (excellent). Module source is not copied into this catalog.

    rapid7.com
  • NIST NVDVulnerability recordCVE-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.

    nvd.nist.gov
  • Packet Storm SecurityCited referencehttp://packetstormsecurity.com/files/166885/Redis-Lua-Sandbox-Escape.html

    Packet Storm link already published on the finding.

    packetstormsecurity.com
  • VulnCheck KEVConfirmed exploitationCVE-2022-0543

    Redis is prone to a (Debian-specific) Lua sandbox escape, which could result in remote code execution.

    vulncheck.com

References

Freshness

Last verified in this catalog Oct 17, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.