CVE-2013-4660

The JS-YAML module before 2.0.5 for Node.js parses input without properly considering the unsafe !!js/function tag, which allows remote attackers to execute arbitrary code via a crafted string that triggers an eval operation.

CVSS v2.0 NVD

6.8 MEDIUMAV:N/AC:M/Au:N/C:P/I:P/A:P

EPSS

17.32% chance of exploitation in the next 30 days, 97th percentile

Published

2013-06-28

Updated

2024-09-17

Proof-of-concept exploits (1)

• https://nealpoole.com/blog/2013/06/code-execution-via-yaml-in-js-yaml-nodejs-module/

Metasploit modules (1)

• rapid7/metasploit-framework/blob/master/modules/exploits/multi/fileformat/nodejs_js_yaml_…

ExploitDB entries (1)

• https://www.exploit-db.com/exploits/28655

Security advisories

• http://portal.nodesecurity.io/advisories/js-yaml
• https://nealpoole.com/blog/2013/06/code-execution-via-yaml-in-js-yaml-nodejs-module
• advisories/GHSA-xxvw-45rp-3mj2

References

• CVE Record
• NVD entry