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Fencer Vulns
high 7.6

CVE-2023-4320 json

Satellite: arithmetic overflow in satellite

published 2023-12-18 2 y ago modified 2026-06-17 4 mo ago also EUVD-2023-54186

cvss
7.6
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.7%
EPSS 0.7% chance of exploitation in 30 days, percentile 51%
public exploits
0
none known

Summary

An arithmetic overflow flaw was found in Satellite when creating a new personal access token. This flaw allows an attacker who uses this arithmetic overflow to create personal access tokens that are valid indefinitely, resulting in damage to the system's integrity.

Patch / fix

  • Red Hat Red Hat Satellite 6.15 for RHEL 8 0:3.9.1.6-1.el8sat
  • foreman satellite utils 6.15, satellite capsule 6.15, satellite 6.15 3.9.1.6-1.el8sat
  • foreman-cli satellite utils 6.15, satellite 6.15 3.9.1.6-1.el8sat
  • foreman-ec2 satellite 6.15 3.9.1.6-1.el8sat
  • foreman-pcp satellite 6.15 3.9.1.6-1.el8sat
  • puppetserver satellite capsule 6.15, satellite 6.15 7.14.0-1.el8sat
  • rubygem-puma satellite 6.15 6.4.2-1.el8sat
  • foreman-ovirt satellite 6.15 3.9.1.6-1.el8sat
  • foreman-redis satellite 6.15 3.9.1.6-1.el8sat

red hat advisories RHSA-2024:2010

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-2023-4320 updated cvss 7.6

satellite: arithmetic overflow in satellite

  • Red Hat Satellite 6.15 for RHEL 8 foreman 3.9.1.6-1.el8sat, foreman-cli 3.9.1.6-1.el8sat, foreman-ec2 3.9.1.6-1.el8sat, foreman-pcp 3.9.1.6-1.el8sat, foreman-ovirt 3.9.1.6-1.el8sat, foreman-redis 3.9.1.6-1.el8sat, +8 more
    fixed: vendor fix RHSA-2024:2010
  • Red Hat Satellite 6.15 for RHEL 8 cjson 1.7.14-5.el8sat, libsolv 0.7.22-6.el8pc, katello 4.11.0-1.el8sat, libcomps 0.1.18-8.el8pc, python-jq 1.6.0-3.el8pc, python-pbr 5.8.0-6.el8pc, +665 more
    not affected: vulnerable code not present

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
partial
Assessed
2 y ago

Exploit prediction

0.65% chance of exploitation in the next 30 days, higher than 51% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 7.6 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:L
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Affected products

  • Red Hat Red Hat Satellite 6.15 for RHEL 8

Classification

Weakness
  • CWE-613 DEPRECATED: Insufficient Session Expiration

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.