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[ CVE-2020-16846 · Published 6 Nov 2020 ]

SaltStack Salt Shell Injection Vulnerability

Exploited · CISA KEV CVSS 9.8 EPSS 100%No fix listed yet

[ Why it matters ]Priority signals

  • Exploited in the wild: on CISA's Known Exploited Vulnerabilities list since 2021-11-03
  • EPSS: 100% chance of exploitation in the next 30 days (higher than 100% of CVEs)
  • Critical severity: CVSS 9.8

[ Description ]Official description

An issue was discovered in SaltStack Salt through 3002. Sending crafted web requests to the Salt API, with the SSH client enabled, can result in shell injection.

CISA: SaltStack Salt allows an unauthenticated user with network access to the Salt API to use shell injections to run code on the Salt API using the SSH client. This vulnerability affects any users running the Salt API.

[ Fixes ]Fixes and patches

CISA required action (US federal deadline 3 May 2022): Apply updates per vendor instructions.

No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.

[ References ]References