CVE-2017-3309
No exploitation reported by the sources we read.
- Published2017-04-24
- Fixed in10.2.6 · 10.1.23 · 10.0.31 · 5.5.55
Am I affected?
Debian, Ubuntu or Red Hat sometimes backport a fix without changing the upstream version number: such a version reads « to verify », never « affected ».With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.
Description
Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server: Optimizer). Supported versions that are affected are 5.5.54 and earlier, 5.6.35 and earlier and 5.7.17 and earlier. Easily "exploitable" vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Server. While the vulnerability is in MySQL Server, attacks may significantly impact additional products. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.0 Base Score 7.7 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H).
Timeline
dates in UTC- 2017-04-2419:59CVE publishedNVD
Observed activity
isMalicious corpus · updated 2026-10-23 21:37 UTCBlock these indicators
- Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2017-3309?format=txt
- CSV export: https://api.ismalicious.com/edl/cve/CVE-2017-3309?format=csv
- TAXII collection of exploited CVEs
- The EDL and CSV take an API key on the Pro plan.
Versions per branch
NVD| Branch | Affected | Fixed in | Source |
|---|---|---|---|
| 10.2 | ≥ 10.2.0, < 10.2.6 | 10.2.6 | NVD |
| 10.1 | ≥ 10.1.0, < 10.1.23 | 10.1.23 | NVD |
| 10.0 | ≥ 10.0.0, < 10.0.31 | 10.0.31 | NVD |
| 5.5 | ≥ 5.5.0, < 5.5.55 | 5.5.55 | NVD |
| Branch | Affected | Fixed in | Source |
|---|---|---|---|
| 7.4 | = 7.4 | no fix published | NVD |
| 7.5 | = 7.5 | no fix published | NVD |
| 7.6 | = 7.6 | no fix published | NVD |
| 7.7 | = 7.7 | no fix published | NVD |
| Branch | Affected | Fixed in | Source |
|---|---|---|---|
| 5.5 | ≥ 5.5.0, ≤ 5.5.54 | no fix published | NVD |
| 5.6 | ≥ 5.6.0, ≤ 5.6.35 | no fix published | NVD |
| 5.7 | ≥ 5.7.0, ≤ 5.7.17 | no fix published | NVD |
6 more products in the sources.
as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.
Fix
- Update MariaDB to 10.2.6 · 10.1.23 · 10.0.31 · 5.5.55
Advisories and patches
- www.oracle.comPatch · Vendor Advisory
Detection
- Nuclei template
- none so far ProjectDiscovery
- Exploit-DB
- no entry Exploit-DB
- Proof-of-concept repositories
- none listed PoC-in-GitHub
Sources
- CISA-ADPSSVC decisionnone2024-10-07
- OpenCVESSVC decisionnone—
- NVDCVSS 3.17.7read 2026-10-23
- NVDCVSS 2.04read 2026-10-23
- FIRST EPSSEPSS score3.1 %2026-10-23
Technical details
- CVSS v3 Vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
- Published
- 2017-04-24
- Last Modified
- 2026-06-17
- NVD status
- Modified
Frequently asked questions
What is CVE-2017-3309?
Is CVE-2017-3309 actively exploited?
What is the CVSS score for CVE-2017-3309?
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