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Fencer Vulns
critical 9.8

CVE-2023-2319 json

It was discovered that an update for PCS package in RHBA-2023:2151 erratum released as part of Red Hat Enterprise Linux 9.2 failed to inclu…

published 2023-05-17 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-33823

cvss
9.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
1.0%
EPSS 1.0% chance of exploitation in 30 days, percentile 62%
public exploits
0
none known

Summary

It was discovered that an update for PCS package in RHBA-2023:2151 erratum released as part of Red Hat Enterprise Linux 9.2 failed to include the fix for the Webpack issue CVE-2023-28154 (for PCS package), which was previously addressed in Red Hat Enterprise Linux 9.1 via erratum RHSA-2023:1591. The CVE-2023-2319 was assigned to that Red Hat specific security regression in Red Hat Enterprise Linux 9.2.

Patch / fix

  • pcs RHEL 9 0.11.4-7.el9_2
  • pcs-snmp RHEL 9 0.11.4-7.el9_2

red hat advisories RHSA-2023:2652

  • pcs AlmaLinux 9 0.11.4-7.el9_2
  • pcs-snmp AlmaLinux 9 0.11.4-7.el9_2

almalinux advisories ALSA-2023:2652

  • pcs Rocky Linux 9 0.11.4-7.el9_2

rocky linux advisories RLSA-2023:2652

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-2023-2319 updated cvss 9.1

pcs: webpack: Regression of CVE-2023-28154 fixes in the Red Hat Enterprise Linux

  • Red Hat Enterprise Linux HighAvailability (v. 9) pcs 0.11.4-7.el9_2, pcs-snmp 0.11.4-7.el9_2 Red Hat Enterprise Linux ResilientStorage (v. 9) pcs 0.11.4-7.el9_2, pcs-snmp 0.11.4-7.el9_2
    fixed: vendor fix RHSA-2023:2652

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

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
total
Assessed
21 mo ago

Exploit prediction

0.97% chance of exploitation in the next 30 days, higher than 62% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CISA ADP 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CNA 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

  • n/a pcs

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.