Vulnerability in Oracle MySQL
CVE-2017-3305
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".
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.014 (70.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 71st percentile — 70.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.014 · newest: 0.014 · change: 0.000
Affected products
- Oracle MySQL
- Oracle Corporation MySQL Server — versions 5.5.55 and earlier, 5.6.35 and earlier
- Debian Linux — versions 8.0
Weakness classification (CWE)
References
- access.redhat.com/errata/RHSA-2017:2787 (vendor-advisory, Third Party Advisory)
- www.openwall.com/lists/oss-security/2017/03/17/3 (mailing-list, Mailing List, Third Party Advisory)
- www.securitytracker.com/id/1038287 (VDB Entry, Third Party Advisory, vdb-entry)
- riddle.link/ (Third Party Advisory)
- www.oracle.com/technetwork/security-advisory/cpuapr2017-3236618.html (Patch, Vendor Advisory)
- www.debian.org/security/2017/dsa-3834 (vendor-advisory, Third Party Advisory)
- www.securityfocus.com/bid/97023 (VDB Entry, Third Party Advisory, vdb-entry)
Frequently asked questions
- What is CVE-2017-3305?
- CVE-2017-3305 is a medium-severity vulnerability in Oracle MySQL, classified under Cleartext Transmission of Sensitive Information. CVSS score: 5.3/10. Published 2017-04-24.
- How severe is CVE-2017-3305?
- Medium severity. CVSS v3 base score is 5.3 out of 10.