High severityNVD Advisory· Published Apr 9, 2013· Updated Jun 16, 2026
CVE-2013-1802
CVE-2013-1802
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
extlibRubyGems | < 0.9.16 | 0.9.16 |
Affected products
15cpe:2.3:a:dan_kubb:extlib:*:*:*:*:*:*:*:*+ 13 more
- cpe:2.3:a:dan_kubb:extlib:*:*:*:*:*:*:*:*range: <=0.9.15
- cpe:2.3:a:dan_kubb:extlib:0.9.10:*:*:*:*:*:*:*
- cpe:2.3:a:dan_kubb:extlib:0.9.11:*:*:*:*:*:*:*
- cpe:2.3:a:dan_kubb:extlib:0.9.12:*:*:*:*:*:*:*
- cpe:2.3:a:dan_kubb:extlib:0.9.13:*:*:*:*:*:*:*
- cpe:2.3:a:dan_kubb:extlib:0.9.14:*:*:*:*:*:*:*
- cpe:2.3:a:dan_kubb:extlib:0.9.2:*:*:*:*:*:*:*
- cpe:2.3:a:dan_kubb:extlib:0.9.3:*:*:*:*:*:*:*
- cpe:2.3:a:dan_kubb:extlib:0.9.4:*:*:*:*:*:*:*
- cpe:2.3:a:dan_kubb:extlib:0.9.5:*:*:*:*:*:*:*
- cpe:2.3:a:dan_kubb:extlib:0.9.6:*:*:*:*:*:*:*
- cpe:2.3:a:dan_kubb:extlib:0.9.7:*:*:*:*:*:*:*
- cpe:2.3:a:dan_kubb:extlib:0.9.8:*:*:*:*:*:*:*
- cpe:2.3:a:dan_kubb:extlib:0.9.9:*:*:*:*:*:*:*
Patches
Vulnerability mechanics
References
8- github.com/datamapper/extlib/compare/b4f98174ec35ac96f76a08d5624fad05d22879b5...4540e7102b803624cc2eade4bb8aaaa934fc31c5nvdExploitPatchWEB
- github.com/advisories/GHSA-9h36-4jf2-hx53ghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2013-1802ghsaADVISORY
- lists.opensuse.org/opensuse-security-announce/2013-04/msg00002.htmlnvdWEB
- bugzilla.redhat.com/show_bug.cginvdWEB
- github.com/rubysec/ruby-advisory-db/blob/master/gems/extlib/CVE-2013-1802.ymlghsaWEB
- web.archive.org/web/20130203232028/https://support.cloud.engineyard.com/entries/22915701-january-14-2013-security-vulnerabilities-httparty-extlib-crack-nori-update-these-gems-immediatelyghsaWEB
- support.cloud.engineyard.com/entries/22915701-january-14-2013-security-vulnerabilities-httparty-extlib-crack-nori-update-these-gems-immediatelynvd
News mentions
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