Platform
ruby
Component
activerecord
Fixed in
3.0.18
CVE-2012-6496 is a SQL injection vulnerability discovered in the Active Record component of Ruby on Rails. This flaw allows attackers to potentially execute arbitrary SQL commands, leading to data breaches and system compromise. The vulnerability affects versions of Ruby on Rails prior to 3.0.18, 3.1.9, and 3.2.10. A fix has been released in the specified versions.
The primary impact of CVE-2012-6496 is the ability for a remote attacker to inject malicious SQL code into database queries. This can lead to unauthorized access to sensitive data, including user credentials, financial information, and application configuration details. Successful exploitation could also allow an attacker to modify or delete data, potentially disrupting application functionality and causing significant data loss. The vulnerability stems from incorrect handling of data types within dynamic finders, allowing unexpected input to be interpreted as SQL code. While no widespread exploitation has been publicly documented, the potential for severe data compromise makes this a critical vulnerability to address.
CVE-2012-6496 was publicly disclosed in 2017, though the underlying vulnerability was originally reported earlier. It is not currently listed on the CISA KEV catalog. Public proof-of-concept exploits are available, demonstrating the feasibility of exploiting this vulnerability. While no active campaigns targeting this specific CVE have been widely reported, the availability of PoCs increases the risk of opportunistic exploitation.
Exploit Status
EPSS
1.02% (77% percentile)
The primary mitigation for CVE-2012-6496 is to upgrade to a patched version of Ruby on Rails (3.0.18, 3.1.9, or 3.2.10). If upgrading is not immediately feasible, consider implementing input validation and sanitization on user-supplied data used in database queries. Web application firewalls (WAFs) configured to detect and block SQL injection attempts can provide an additional layer of defense. Review application code for any instances of dynamic finders that might be vulnerable to this type of attack. After upgrading, confirm the fix by attempting a crafted SQL injection payload through the application's vulnerable endpoints and verifying that it is properly blocked.
No official patch available. Check for workarounds or monitor for updates.
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CVE-2012-6496 is a SQL injection vulnerability in the Active Record component of Ruby on Rails, allowing attackers to execute arbitrary SQL commands via crafted requests.
You are affected if you are using Ruby on Rails versions 3.0.x before 3.0.18, 3.1.x before 3.1.9, or 3.2.x before 3.2.10.
Upgrade to a patched version of Ruby on Rails: 3.0.18, 3.1.9, or 3.2.10. Implement input validation and consider using a WAF.
While no widespread campaigns are known, public proof-of-concept exploits exist, increasing the risk of opportunistic exploitation.
Refer to the Ruby on Rails security advisories for details: https://github.com/rails/rails/security/advisories
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