Improper Certificate Validation in Botan - CVE-2024-39312

Vulnerability identifier: #VU94669

CSH Severity: Medium

CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N]

CVE-ID: CVE-2024-39312

CWE-ID: CWE-295

Exploitation vector: Remote access

Exploit availability: No public exploit available

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.

Botan
Fedora
openEuler
python3-botan2
botan2-doc
botan2-debuginfo
botan2-devel
botan2-debugsource
botan2

Install updates from vendor's website.

Botan - addressed in versions 2.19.5, 3.5.0
python3-botan2 - update to 2.19.3-3
botan2-doc - update to 2.19.3-3
botan2-debuginfo - update to 2.19.3-3
botan2-devel - update to 2.19.3-3
botan2-debugsource - update to 2.19.3-3
botan2 - update to 2.19.3-3
botan2 - addressed in versions 2.19.5-1.el9, 2.19.5-1.fc39, 2.19.5-1.fc40

• https://github.com/randombit/botan/security/advisories/GHSA-jp24-56jm-gg86

• Multiple vulnerabilities in Botan
• Fedora 40 update for botan2
• Fedora 39 update for botan2
• Fedora EPEL 9 update for botan2
• openEuler 24.03 LTS update for botan2
• openEuler 22.03 LTS SP3 update for botan2
• openEuler 22.03 LTS SP4 update for botan2