CVE-2020-11079 — node-dns-sync (npm module dns-sync) through 0

node-dns-sync (npm module dns-sync) through 0.2.0 allows execution of arbitrary commands . This issue may lead to remote code execution if a client of the library calls the vulnerable method with untrusted input. This has been fixed in 0.2.1.

01What is this vulnerability?

node-dns-sync (npm module dns-sync) through 0.2.0 allows execution of arbitrary commands . This issue may lead to remote code execution if a client of the library calls the vulnerable method with untrusted input. This has been fixed in 0.2.1.

02Affected products

Vendor	Product	Versions
skoranga	node	dns-sync — < 0.2.1

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2020-05-28T18:40:12.000Z
• Last modified: 2024-08-04T11:21:14.625Z

09References

• github.com — https://github.com/skoranga/node-dns-sync/security/advisories/GHSA-wh69-wc6q-788…
• github.com — https://github.com/skoranga/node-dns-sync/commit/cb10a5ac7913eacc031ade7d9159627…