Vulnerability Description
The extlib gem 0.9.15 and earlier for Ruby does not properly restrict casts of string values, which might allow remote attackers to conduct object-injection attacks and execute arbitrary code, or cause a denial of service (memory and CPU consumption) by leveraging Action Pack support for (1) YAML type conversion or (2) Symbol type conversion, a similar vulnerability to CVE-2013-0156.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Dan Kubb | Extlib | <= 0.9.15 |
Related Weaknesses (CWE)
References
- http://lists.opensuse.org/opensuse-security-announce/2013-04/msg00002.html
- https://bugzilla.redhat.com/show_bug.cgi?id=917233
- https://github.com/datamapper/extlib/compare/b4f98174ec35ac96f76a08d5624fad05d22ExploitPatch
- https://support.cloud.engineyard.com/entries/22915701-january-14-2013-security-v
- http://lists.opensuse.org/opensuse-security-announce/2013-04/msg00002.html
- https://bugzilla.redhat.com/show_bug.cgi?id=917233
- https://github.com/datamapper/extlib/compare/b4f98174ec35ac96f76a08d5624fad05d22ExploitPatch
- https://support.cloud.engineyard.com/entries/22915701-january-14-2013-security-v
FAQ
What is CVE-2013-1802?
CVE-2013-1802 is a vulnerability with a CVSS score of 7.5 (HIGH). The extlib gem 0.9.15 and earlier for Ruby does not properly restrict casts of string values, which might allow remote attackers to conduct object-injection attacks and execute arbitrary code, or caus...
How severe is CVE-2013-1802?
CVE-2013-1802 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2013-1802?
Check the references section above for vendor advisories and patch information. Affected products include: Dan Kubb Extlib.