CVE-2008-3657: Input Validation
The dl module in Ruby 1.8.5 and earlier, 1.8.6 through 1.8.6-p286, 1.8.7 through 1.8.7-p71, and 1.9 through r18423 does not check "taintness" of inputs, which allows context-dependent attackers to bypass safe levels and execute dangerous functions by accessing a library using DL.dlopen.
Affected Software
Remediation
Patch Available
Event History
Frequently Asked Questions
What is the severity of CVE-2008-3657?
CVE-2008-3657 is considered a moderate severity vulnerability due to its potential to allow attackers to execute arbitrary code.
How do I fix CVE-2008-3657?
To fix CVE-2008-3657, update Ruby to a version later than 1.9 or utilize safer coding practices that validate input.
What versions of Ruby are affected by CVE-2008-3657?
CVE-2008-3657 affects Ruby versions 1.8.5 and earlier, including specific 1.8.6, 1.8.7, and 1.9 versions.
What kind of attacks can be executed using CVE-2008-3657?
Attackers can exploit CVE-2008-3657 to bypass safe levels and execute dangerous functions by manipulating library access.
Is CVE-2008-3657 a common vulnerability?
CVE-2008-3657 is known within the Ruby community due to the risk it poses and the age of the affected versions.