CVE-2009-0819 Denial of service in n/a
Authenticated remote users can crash MySQL via crafted XPath expressions in ExtractValue or UpdateXML functions.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2009-0819?
CVE-2009-0819 is a medium-severity denial of service vulnerability in Mysql Mysql, published on 5 Mar 2009. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
sql/item_xmlfunc.cc in MySQL 5.1 before 5.1.32 and 6.0 before 6.0.10 allows remote authenticated users to cause a denial of service (crash) via "an XPath expression employing a scalar expression as a FilterExpr with ExtractValue() or UpdateXML()," which triggers an assertion failure.
Which versions are affected by CVE-2009-0819?
It affects 2 products.
Products include Mysql Mysql, Oracle Mysql.
How do I fix CVE-2009-0819?
No fix has been published for CVE-2009-0819 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2009-0819 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2009-0819 exists.
Public exploit code: 1 Exploit-DB entry.
Other vulnerabilities in Mysql Mysql
Sources
Also known as GHSA-hgj9-pq3m-8vp3.