#VU13235 Man-in-the-middle attack in MySQL Server - CVE-2018-2767

Vulnerability identifier: #VU13235

Vulnerability risk: Low

CVSSv4.0: 1.7 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2018-2767

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
MySQL Server
Server applications / Database software

Vendor: Oracle

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

The vulnerability exists due to presence of BACKRONYM vulnerability. A remote attacker can conduct man-in-the-middle attack, intercept of the communication channel between the victim and affected app, bypass security restrictions and downgrade and snoop on the SSL/TLS connection.

Mitigation
Cybersecurity Help is currently unaware of any solutions addressing the vulnerability.

Vulnerable software versions

MySQL Server: 5.7

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External links
https://seclists.org/oss-sec/2018/q2/21

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.