SB2024091058 - Fedora 40 update for botan2 

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Main Vulnerability Database SB2024091058

SB2024091058 - Fedora 40 update for botan2

Published: September 10, 2024

Security Bulletin ID SB2024091058
Severity
Medium
Patch available
YES
Number of vulnerabilities 3
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 3 secuirty vulnerabilities.


1) Resource exhaustion (CVE-ID: CVE-2024-34703)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to application does not properly control consumption of internal resources when parsing X.509 certificates. A remote attacker can trigger resource exhaustion and perform a denial of service (DoS) attack.


2) Improper Certificate Validation (CVE-ID: CVE-2024-39312)

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to the Name Constraint Decoding bug. A remote attacker can cause the target system to accept arbitrary certificates.


3) Asymmetric Resource Consumption (Amplification) (CVE-ID: CVE-2024-34702)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to excessive name constraints. A remote attacker can trigger resource exhaustion and perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.

References