CVE-2023-4320: Satellite: arithmetic overflow in satellite

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-12-18 · updated 2026-06-17
Weakness: CWE-613

Description

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.

Affected products

Red Hat Satellite 6: before 6.13 — fixed in 6.13

How to fix

Upgrade to a fixed version: Red Hat Satellite 6 6.13. Check the vendor advisory for mitigations.

References

https://access.redhat.com/errata/RHSA-2024:2010
https://access.redhat.com/security/cve/CVE-2023-4320
https://bugzilla.redhat.com/show_bug.cgi?id=2231814
https://access.redhat.com/errata/RHSA-2024:2010
https://access.redhat.com/security/cve/CVE-2023-4320
https://bugzilla.redhat.com/show_bug.cgi?id=2231814

Get alerted when CVE-2023-4320 or the next vulnerability affects your stack