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Fencer Vulns
high 8.8

CVE-2022-1049 json

A flaw was found in the Pacemaker configuration tool (pcs).

published 2022-03-25 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-24396

cvss
8.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.0%
EPSS 2.0% chance of exploitation in 30 days, percentile 80%
public exploits
0
none known

Summary

A flaw was found in the Pacemaker configuration tool (pcs). The pcs daemon was allowing expired accounts, and accounts with expired passwords to login when using PAM authentication. Therefore, unprivileged expired accounts that have been denied access could still login.

Patch / fix

  • pcs Debian 14, Debian 13, Debian 12 0.11.3-1

debian advisories DEBIAN-CVE-2022-1049

  • pcs Ubuntu Pro 22.04 LTS 0.10.11-2ubuntu3+esm1

ubuntu advisories UBUNTU-CVE-2022-1049

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

  • pcs RHEL 9 0.11.3-4.el9
  • pcs-snmp RHEL 9 0.11.3-4.el9
  • pcs RHEL 8 0.10.14-5.el8
  • pcs-snmp RHEL 8 0.10.14-5.el8

red hat advisories RHSA-2022:7935RHSA-2022:7447

  • pcs AlmaLinux 9 0.11.3-4.el9
  • pcs-snmp AlmaLinux 9 0.11.3-4.el9
  • pcs AlmaLinux 8 0.10.14-5.el8.alma
  • pcs-snmp AlmaLinux 8 0.10.14-5.el8.alma

almalinux advisories ALSA-2022:7935ALSA-2022:7447

  • pcs Rocky Linux 9 0.11.3-4.el9_1.1
  • pcs Rocky Linux 8 0.10.14-5.el8

rocky linux advisories RLSA-2022:7935RLSA-2022:7447

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-2022-1049 updated cvss 6.3

pcs: improper authentication via PAM

  • Red Hat Enterprise Linux 7 pcs, pcs-snmp, python-clufter
    affected: no fix planned “Out of support scope”
  • Red Hat Enterprise Linux High Availability (v. 8) pcs 0.10.14-5.el8, pcs-snmp 0.10.14-5.el8
    fixed: vendor fix RHSA-2022:7447
  • Red Hat Enterprise Linux High Availability (v. 9) pcs 0.11.3-4.el9, pcs-snmp 0.11.3-4.el9
    fixed: vendor fix RHSA-2022:7935
  • Red Hat Enterprise Linux Resilient Storage (v. 8) pcs 0.10.14-5.el8, pcs-snmp 0.10.14-5.el8
    fixed: vendor fix RHSA-2022:7447
  • Red Hat Enterprise Linux Resilient Storage (v. 9) pcs 0.11.3-4.el9, pcs-snmp 0.11.3-4.el9
    fixed: vendor fix RHSA-2022:7935

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

1.97% chance of exploitation in the next 30 days, higher than 80% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • huntr.dev https://huntr.dev/bounties/7aa921fc-a568-4fd8-96f4-7cd826246aa5 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 6.5 AV:N/AC:L/Au:S/C:P/I:P/A:P

Affected products

  • n/a clusterlabs/pcs

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.