CISA KEV · Known exploitedCritical

CVE-2020-11651

SaltStack Salt

An issue was discovered in SaltStack Salt before 2019.2.4 and 3000 before 3000.2. The salt-master process ClearFuncs class does not properly validate method calls. This allows a remote user to access some methods without authentication. These methods can be used to retrieve user tokens from the salt master and/or run arbitrary commands on salt minions.

CVSS
9.8
EPSS
96.6%
99.9% percentile
CISA KEV
Listed
Published
2020.05.01
PRIORITY ASSESSMENT

Immediate review

CISA has listed this vulnerability in the Known Exploited Vulnerabilities catalog.

Known exploitationConfirmed by CISA KEV
Exploit probability96.6%
Technical severityCVSS 9.8

Vulnerability overview

An issue was discovered in SaltStack Salt before 2019.2.4 and 3000 before 3000.2. The salt-master process ClearFuncs class does not properly validate method calls. This allows a remote user to access some methods without authentication. These methods can be used to retrieve user tokens from the salt master and/or run arbitrary commands on salt minions.

Affected product and versions

Product
SaltStack Salt
Affected versions
< 2019.2.4, >= 3000 < 3000.2, 15.1, 8.0, 9.0, 10.0, 16.04, 18.04, 7.5.0, 8.0.0
Fixed versions
2019.2.4, 3000.2

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide
CISA required action

Apply updates per vendor instructions.

Due date: 2022.05.03
  1. 1
    Identify

    Confirm that SaltStack Salt and an affected version are present.

  2. 2
    Prioritize

    Combine exploitation signals with asset exposure and business criticality.

  3. 3
    Remediate

    Follow the vendor advisory or supported update path and preserve rollback options.

  4. 4
    Verify

    Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE
Not available
KEV added
2021.11.03
Ransomware use
미확인
CVE-2020-11651 — SaltStack Salt | SECUFOCUS NOW