#VU12028 Security restrictions bypass - CVE-2018-2786

Vulnerability identifier: #VU12028

Vulnerability risk: Low

CVSSv4.0: 4.7 [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/E:U/U:Clear]

CVE-ID: CVE-2018-2786

CWE-ID: CWE-264

Exploitation vector: Network

Exploit availability: No

Vulnerable software:

Vendor:

Description
The vulnerability allows a remote authenticated attacker to write arbitrary files and cause DoS condition on the target system.

The weakness exists in the MySQL Server component of Oracle MySQL due to improper security restrictions. A remote attacker can update, insert or delete some of MySQL Server accessible data and cause the service to crash.

Mitigation
Install update from vendor's website.

Vulnerable software versions

: 5.7.11 - 5.7.21

:

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External links
https://www.oracle.com/technetwork/security-advisory/cpuapr2018-3678067.html

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

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