Security restrictions bypass in MySQL Server - CVE-2019-2436

Vulnerability identifier: #VU17030

CSH Severity: Low

CVSS v4: 7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2019-2436

CWE-ID: CWE-264

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote authenticated high-privileged attacker to bypass security restrictions.

The weakness exists in MySQL Protocol due to unspecified flaw. A remote attacker can bypass security restrictions to modify arbitrary data and cause the service to crash.

MySQL Server
Fedora
community-mysql

Install update from vendor's website.

MySQL Server - update to 8.0.14
community-mysql - update to 8.0.15-1.fc29

• https://www.oracle.com/technetwork/security-advisory/cpujan2019-5072801.html#AppendixEM

• Multiple vulnerabilities in Oracle MySQL
• Fedora 29 update for community-mysql
• Multiple vulnerabilities in MySQL Server