CVE-2012-4464 Security feature bypass in n/a
Attackers can bypass Ruby safe-level restrictions to modify untainted strings via specific API functions, potentially compromising application integrity.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Not stated
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2012-4464?
CVE-2012-4464 is a medium-severity vulnerability in Ruby-Lang Ruby, published on 25 Apr 2013.
Official description
Ruby 1.9.3 before patchlevel 286 and 2.0 before revision r37068 allows context-dependent attackers to bypass safe-level restrictions and modify untainted strings via the (1) exc_to_s or (2) name_err_to_s API function, which marks the string as tainted, a different vulnerability than CVE-2012-4466. NOTE: this issue might exist because of a CVE-2011-1005 regression.
Weakness: CWE-264
Which versions are affected by CVE-2012-4464?
It affects 1 product.
Products include Ruby-Lang Ruby.
How do I fix CVE-2012-4464?
Upgrade to a fixed version.
Is CVE-2012-4464 being exploited?
There is no known exploitation of CVE-2012-4464 in the wild and no public exploit code.
Other vulnerabilities in Ruby-Lang Ruby
Sources
Also known as GHSA-gjcp-rx5c-g849.