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CVE-2020-11651: SaltStack Salt Authentication Bypass Vulnerability

criticalknown exploitedpublic exploitCVE-2020-11651
Actively exploited. At least one CVE in this advisory is listed in the CISA Known Exploited Vulnerabilities catalog — exploitation has been observed in the wild. Treat remediation as urgent.
SaltStack Salt contains an authentication bypass vulnerability in the salt-master process ClearFuncs due to improperly validating method calls. The vulnerability allows a remote user to access some methods without authentication, which can be used to retrieve user tokens from the salt master and/or run commands on salt minions. Salt users who follow fundamental internet security guidelines and best practices are not affected by this vulnerability.

CSIRTS triage

vendor: SaltStackproduct: SaltAuthentication bypass
What
SaltStack Salt contains an authentication bypass vulnerability allowing remote users to access methods without authentication.
Who is affected
Users of SaltStack Salt who do not follow security best practices.
Urgency
Remediation is urgent due to active exploitation and critical severity.
Action
Update to the latest version of SaltStack Salt.

AI-assisted analysis generated from the source advisory — verify against the original.

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Details

Source
CISA Known Exploited Vulnerabilities (US · database · site)
Severity
critical
Published
2021-11-03
Exploitation
Observed in the wild (CISA KEV)

Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2020-11651

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Referenced CVEs

CVECSIRTS overviewExternal
CVE-2020-11651coverage & exploitation statusNVD · CVE.org

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