CVE-2009-4028 Security feature bypass in n/a
Man-in-the-middle attackers can spoof SSL-based MySQL servers by exploiting a certificate depth validation flaw in OpenSSL integration.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2009-4028?
CVE-2009-4028 is a medium-severity vulnerability in Mysql Mysql, published on 30 Nov 2009. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The vio_verify_callback function in viosslfactories.c in MySQL 5.0.x before 5.0.88 and 5.1.x before 5.1.41, when OpenSSL is used, accepts a value of zero for the depth of X.509 certificates, which allows man-in-the-middle attackers to spoof arbitrary SSL-based MySQL servers via a crafted certificate, as demonstrated by a certificate presented by a server linked against the yaSSL library.
Weakness: CWE-20
Which versions are affected by CVE-2009-4028?
It affects 2 products.
Products include Mysql Mysql, Oracle Mysql.
How do I fix CVE-2009-4028?
Upgrade to a fixed version.
Is CVE-2009-4028 being exploited?
There is no known exploitation of CVE-2009-4028 in the wild and no public exploit code.
Other vulnerabilities in Mysql Mysql
Sources
Also known as GHSA-7mf2-7qv8-9w8f.