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Fencer Vulns
medium 5.6

CVE-2016-3176 json

Salt Insecure configuration of PAM external authentication service

published 2017-01-31 9 y ago modified 2026-06-17 4 mo ago also GHSA-v2rp-9cpj-pfw2 , PYSEC-2017-33 , EUVD-2017-0117

cvss
5.6
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.9%
EPSS 0.9% chance of exploitation in 30 days, percentile 59%
public exploits
0
none known

Summary

Salt before 2015.5.10 and 2015.8.x before 2015.8.8, when PAM external authentication is enabled, allows attackers to bypass the configured authentication service by passing an alternate service with a command sent to LocalClient.

Patch / fix

  • pypi salt 2015.5.10, 2015.8.8
  • salt Ubuntu Pro 14.04 LTS 0.17.5+ds-1ubuntu0.1~esm5

ubuntu advisories UBUNTU-CVE-2016-3176

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 Enterprise Storage 1.0 2014.1.10-5.6
  • salt Enterprise Storage 2.1 2014.1.10-5.1
  • salt Enterprise Storage 2 2014.1.10-3.1

suse advisories SUSE-SU-2016:1343-1SUSE-SU-2016:0972-1SUSE-SU-2016:0970-1

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-2016-3176 updated cvss 6.8

salt: insecure configuration of PAM external authentication service

  • Red Hat Ceph Storage 1.2 salt Red Hat Ceph Storage 1.3 salt
    affected: no fix planned “Will not fix”

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

Exploit prediction

0.87% chance of exploitation in the next 30 days, higher than 59% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.0 5.6 CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:P/I:N/A:N
GitHub 3.0 5.6 CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L

Affected packages

ecosystem package affected fixed in
pypi salt
<2015.5.10
>=2015.8, <2015.8.8
2015.5.10
2015.8.8

Classification

Weakness

References

Sources

Fencer Vulns 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.