Man-in-the-middle attack - CVE-2017-3305

Vulnerability identifier: #VU11098

CSH Severity: Low

CVSS v4: 6 [CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]

CVE-ID: CVE-2017-3305

CWE-ID: CWE-300

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote authenticated attacker to conduct man-in-the-middle attack on the target system.

The weakness exists due to checking only after authentication whether server supported SSL. A remote attacker can gain access to potentially sensitive information.

mysql-5.5 (Debian package)
Ubuntu

Update to versions 5.5.49 or 5.6.30.

mysql-5.5 (Debian package) - addressed in versions 5.5.55-0+deb7u1, 5.5.55-0+deb8u1

• http://www.oracle.com/technetwork/security-advisory/cpuapr2017-3236618.html

• Ubuntu update for MySQL
• Debian update for mysql-5.5
• Ubuntu update for MySQL