CVE-2023-4320: Satellite Token Over-Expiration via Arithmetic Overflow
CVE-2023-4320 Published on December 18, 2023

Satellite: arithmetic overflow in satellite
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.

Vendor Advisory NVD

Vulnerability Analysis

CVE-2023-4320 is exploitable with network access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a small impact on confidentiality, a high impact on integrity, and a small impact on availability.

Exploitation:
NONE
Automatable:
YES
Technical Impact:
PARTIAL
Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
LOW
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
LOW
Integrity Impact:
HIGH
Availability Impact:
LOW

Timeline

Reported to Red Hat.

Made public.

Weakness Type

Insufficient Session Expiration

According to WASC, "Insufficient Session Expiration is when a web site permits an attacker to reuse old session credentials or session IDs for authorization."


Products Associated with CVE-2023-4320

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Red Hat Satellite
Red Hat Satellite Utils
Red Hat Satellite Capsule
Red Hat Satellite Maintenance

Affected Versions

Red Hat Satellite 6.15 for RHEL 8: Red Hat Satellite 6.15 for RHEL 8: Red Hat Satellite 6.15 for RHEL 8:

Exploit Probability

EPSS
0.65%
Percentile
51.76%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.