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CVE-2017-3305

5.3 · MEDIUM

Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server: C API).

Published Apr 24, 2017CWE-319EPSS 1.36%

Overview

CVE-2017-3305 is a medium-severity vulnerability. It was published on April 24, 2017 and has a CVSS 3.0 base score of 5.3 (MEDIUM).

This vulnerability has a CVSS 3.0 base score of 5.3, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical description

Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server: C API). Supported versions that are affected are 5.5.55 and earlier and 5.6.35 and earlier. Difficult to exploit vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all MySQL Server accessible data. CVSS 3.0 Base Score 5.3 (Confidentiality impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N). NOTE: the previous information is from the April 2017 CPU. Oracle has not commented on third-party claims that this issue allows man-in-the-middle attackers to hijack the authentication of users by leveraging incorrect ordering of security parameter verification in a client, aka, "The Riddle".

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refriddle.link/Refwww.debian.org/security/2017/dsa-3834Refwww.openwall.com/lists/oss-security/2017/03/17/3Refwww.oracle.com/technetwork/security-advisory/cpuapr2017-3236618.htmlRefwww.securityfocus.com/bid/97023Refwww.securitytracker.com/id/1038287Refaccess.redhat.com/errata/RHSA-2017:2787Refriddle.link/Refwww.debian.org/security/2017/dsa-3834Refwww.openwall.com/lists/oss-security/2017/03/17/3

How CyberStrike helps

Frequently asked questions

What is CVE-2017-3305?

CVE-2017-3305 is a medium-severity vulnerability. It was published on April 24, 2017 and has a CVSS 3.0 base score of 5.3 (MEDIUM).

How severe is CVE-2017-3305?

This vulnerability has a CVSS 3.0 base score of 5.3, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2017-3305?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2017-3305?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2017-3305 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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