CVE-2009-4833

5.8 MEDIUM 0.9% exploit odds Fix listed

What it is

MySQL Connector/NET before 6.0.4, when using encryption, does not verify SSL certificates during connection, which allows remote attackers to perform a man-in-the-middle attack with a spoofed SSL certificate.

At a glance

Exploitability: Can be exploited over the network without logging in. Limited direct impact.
Exploit odds: 0.9% chance of exploitation in the next 30 days (EPSS).
Fix: A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

2010-04-29 19:30 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-16 23:14 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 0.9% in the next 30 days (EPSS).
Severity: 5.8 MEDIUM (CVSS).
Fix: a patch or advisory is linked.

Details

Published: 2010-04-29 19:30 UTC
Last modified: 2026-06-16 23:14 UTC
Exploit probability: 0.9% · EPSS, next 30 days
Weakness: CWE-20 · Improper input validation
Record status: Modified

Affected

Oracle MySQL connector\/net ≤ 6.0.3
Oracle MySQL connector\/net 6.0.0
Oracle MySQL connector\/net 6.0.1
Oracle MySQL connector\/net 6.0.2

Attack profile CVSS 2.0 · 5.8

Attack vector: Network
Complexity: Medium
Authentication: None
Confidentiality: None
Integrity: Partial
Availability: Partial

Raw vector

AV:N/AC:M/Au:N/C:N/I:P/A:P

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2009-4833.md and follow it. Check whether this project is affected by CVE-2009-4833. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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Fix and advisories

References

NVD record · CVE.org record