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Fencer Intel
critical 9.8

CVE-2020-25592 in the critical feed json

SaltStack Salt Improper Validation of eauth credentials and tokens in salt-netapi

published 6y ago modified 4mo ago also GHSA-29j3-2446-5j4w , PYSEC-2020-106 , EUVD-2020-0175

cvss
9.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
57.7%
EPSS 57.7% chance of exploitation in 30 days, percentile 99%
public exploits
1
Metasploit

Summary

In SaltStack Salt through 3002, salt-netapi improperly validates eauth credentials and tokens. A user can bypass authentication and invoke Salt SSH.

Patch / fix

  • pypi salt 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, 2019.2.7, 3000.3, 3000.5, 3001.3, 3002.1
  • saltstack salt 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
  • salt Ubuntu Pro 16.04 LTS 2015.8.8+ds-1ubuntu0.1+esm2
  • salt Ubuntu Pro 18.04 LTS 2017.7.4+dfsg1-1ubuntu18.04.2+esm1

ubuntu advisories UBUNTU-CVE-2020-25592

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • salt SLES 15 SP1-BCL, SLE Module for Transactional Server 15 SP2, SLE Module for Server Applications 15 SP2 +10 more 3002.2-37.1
  • python-distro SLE Module for Python 2 15 SP3, SLE Module for Python 2 15 SP2, SLE Module for Basesystem 15 SP3 +2 more 1.5.0-3.5.1
  • spacewalk-java Manager Server 3.2 2.8.78.31-3.56.1
  • py26-compat-salt Manager Server 3.2 2016.11.10-6.41.1
  • spacewalk-java Manager Server Module 4.0 4.0.39-3.45.1
  • py26-compat-salt Manager Server Module 4.0 2016.11.10-10.17.1
  • salt SLES 11 SP4-CLIENT-TOOLS, SLES 11 SP3-CLIENT-TOOLS 2016.11.10-43.63.1
  • cobbler SLES 11 SP4-CLIENT-TOOLS, SLES 11 SP3-CLIENT-TOOLS 2.2.2-0.68.12.1

suse advisories SUSE-SU-2021:2106-1SUSE-SU-2021:2105-1SUSE-SU-2020:3251-1SUSE-SU-2020:3250-1SUSE-SU-2020:14538-1SUSE-SU-2020:3245-1

  • python-distro openSUSE Leap 15.3 1.5.0-3.5.1
  • salt openSUSE Leap 15.2 3002.2-lp152.3.36.1
  • salt openSUSE Leap 15.1 3000-lp151.5.30.1
  • salt openSUSE Leap 15.2 3000-lp152.3.15.1

opensuse advisories openSUSE-SU-2021:2106-1openSUSE-SU-2021:0899-1openSUSE-SU-2020:1868-1openSUSE-SU-2020:1833-1

  • salt Alpine 3.24, Alpine 3.23, Alpine 3.22 +9 more 3002-r1

alpine advisories ALPINE-CVE-2020-25592

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

Is CVE-2020-25592 in your dependencies? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2020-25592 updated cvss 9.8

salt: salt-netapi improperly validates eauth credentials and tokens

  • Red Hat Ceph Storage 2 salt, salt-minion
    affected: workaround, no fix planned “Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update as soon as possible.”

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Timeline

  1. First public exploit (Metasploit exploit/linux/http/saltstack_salt_api_cmd_exec)
  2. Published

Exploit prediction

57.73% chance of exploitation in the next 30 days, higher than 99% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

CVSS scores

assigned by version score vector
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P
GitHub 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected packages

ecosystem package affected fixed in
pypi salt
<2015.8.13
>=2016.3.0, <2016.3.8
>=2016.11.0, <2016.11.10
>=2017.5.0, <2017.7.8
>=2018.2.0, <2018.3.5
>=2019.2.0, <2019.2.7
>=3000.0, <3000.5
>=3001.0, <3001.3
>=3002.0, <3002.1
<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
>=2017.7.0, <2017.7.4
>=2017.7.5, <2017.7.8
>=2018.3.0rc1, <2018.3.5
>=2019.2.0, <2019.2.5
>=3000, <3000.3
2015.8.13
2016.3.8
2016.11.10
2017.7.8
2018.3.5
2019.2.7
3000.5
3001.3
3002.1
2015.8.10
2016.3.4
2016.3.6
2016.11.3
2016.11.6
2017.7.4
2019.2.5
3000.3

Classification

Weakness
  • CWE-287 Improper Authentication
  • CWE-20 Improper Input Validation

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.