CVE-2013-4660

EPSS 17.2%

Vexday Risk Score

43Attention

SSVC decision (CISA)

Attend

PoC available → attend closely

Exploit maturity

Functional exploit

Automatable exploit available (Nuclei/Metasploit).

CVSS —EPSS 17.2%KEV nãoPoC públicaNuclei —Metasploit simPatch —

Lifecycle

28 Jun 2013Metasploit module available

28 Jun 2013Published on NVD

30 Sep 2013Public PoC

Weaponization speed

93 daysto first PoC

Recommendation: Plan a near-term fix — a public PoC already exists.

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.

Affected products

n/a · n/a

public PoCs found — 2

githubgithub.com/leehunkoo/cve-2013-4660_PoC★ 0 exploitdbwww.exploit-db.com/exploits/28655unverified

⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.

References

http://portal.nodesecurity.io/advisories/js-yaml https://nealpoole.com/blog/2013/06/code-execution-via-yaml-in-js-yaml-nodejs-module/