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CISA KEV · Known exploitedCritical

CVE-2020-16846

SaltStack Salt

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.

CVSS
9.8
EPSS
99.6%
99.9% percentile
CISA KEV
Listed
Published
2020.11.06
PRIORITY ASSESSMENT

Immediate review

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

Known exploitationConfirmed by CISA KEV
Exploit probability99.6%
Technical severityCVSS 9.8

Vulnerability overview

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.

Affected product and versions

Product
SaltStack Salt
Affected versions
< 2015.8.10, >= 2015.8.11 < 2015.8.13, >= 2016.3.0 < 2016.3.4, >= 2016.3.5 < 2016.3.6, >= 2016.3.7 < 2016.3.8, >= 2016.11.0 < 2016.11.3, >= 2016.11.4 < 2016.11.6, >= 2016.11.7 < 2016.11.10, >= 2017.5.0 < 2017.7.4, >= 2017.7.5 < 2017.7.8, >= 2018.2.0 < 2018.3.5, >= 2019.2.0 < 2019.2.5, >= 3000.0 < 3000.3, 3001, 3002, 9.0, 10.0, 31, 15.1
Fixed versions
2015.8.10, 2015.8.13, 2016.3.4, 2016.3.6, 2016.3.8, 2016.11.3, 2016.11.6, 2016.11.10, 2017.7.4, 2017.7.8, 2018.3.5, 2019.2.5, 3000.3

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
CWE-78
KEV added
2021.11.03
Ransomware use
미확인