CVE-2012-4464

Name: CVE-2012-4464
Creator: NVD / NIST
Published: 2013-04-25T23:55:01.31+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 2.18%

Last modified Jun 16, 2026

CVE-2012-4464 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 2.18% chance of exploitation in the next 30 days.

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.

Metrics

EPSS Probability

2.18%

80.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-264

Affected Software

Vendor	Product	Versions
Ruby-Lang	Ruby	1.9.3
Ruby-Lang	Ruby	2.0
Ruby-Lang	Ruby	2.0.0

References

Timeline

Published: Apr 25, 2013
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2012-4464?

How severe is CVE-2012-4464?

Severity scoring for CVE-2012-4464 is pending analysis. The EPSS model estimates a 2.18% probability of exploitation in the next 30 days.

How do I fix CVE-2012-4464?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2012-4464?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST