|Description||In Apache Commons Beanutils 1.9.2, a special BeanIntrospector class was added which allows suppressing the ability for an attacker to access the classloader via the class property available on all Java objects. We, however were not using this by default characteristic of the PropertyUtilsBean.|
|Source||CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)|
Vulnerable and fixed packages
The table below lists information on source packages.
|commons-beanutils (PTS)||buster, stretch||1.9.3-1||vulnerable|
The information below is based on the following data on fixed versions.
[buster] - commons-beanutils <no-dsa> (Minor issue; can be fixed via point release)
[stretch] - commons-beanutils <no-dsa> (Minor issue; can be fixed via point release)
With the patch applied, the libary is secured by default. To opt-out and allow
access to the 'class' property one needs to remove the feature explicitly. Cf.