Code injection in HackerOne dns-sync node module
Priority MEDIUM 50CWE-94Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA and GitHub. Impact type from CWE-94.
Summary
dns-sync is a sync/blocking dns resolver. If untrusted user input is allowed into the resolve() method then command injection is possible.
Why it matters now
EPSS 0.05053 92nd percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed dns-sync (npm): 0.1.1
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| HackerOne | dns-sync node module | All versions | — | No fix listed | CNA |
| — | dns-sync (npm) | before 0.1.1 | 0.1.1 | Patch available | GHSA-jcw8-r9xm-32c6 |
- dns-sync node module VendorHackerOne Affected All versions Fixed in — No fix listed CNA
- dns-sync (npm) Vendor— Affected before 0.1.1 Fixed in 0.1.1 Patch available GHSA-jcw8-r9xm-32c6
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:dns-sync_project:dns-sync:*:*:*:*:*:node.js:*:* | up to 0.1.1 | Vulnerable | Dns-sync Project |
- cpe:2.3:a:dns-sync_project:dns-sync:*:*:*:*:*:node.js:*:* Versions up to 0.1.1 Vulnerable ·Dns-sync Project
Remediation
- Fix · GHSA-jcw8-r9xm-32c6 dns-sync (npm) Fixed in 0.1.1 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2017-16100
- 2026-10-03 Alias added: GHSA-jcw8-r9xm-32c6
References
Advisory 3
Other 6
- https://github.com/skoranga/node-dns-sync/issues/1
- https://github.com/skoranga/node-dns-sync/issues/1)
- https://github.com/skoranga/node-dns-sync/commit/d9abaae384b198db1095735ad9c1c73d7b890a0d
- https://github.com/skoranga/node-dns-sync/commit/d9abaae384b198db1095735ad9c1c73d7b890a0d)))
- https://www.npmjs.com/advisories/153
- https://www.npmjs.com/advisories/523
More Dns-sync Project Dns-sync vulnerabilities
- TI-2014-07871 The dns-sync module before 0.1.1 for node.js allows context-dependent attackers to… CVSS 2.0HIGH 10.0
Sources
- CVE-2017-16100 · CVE Program
- CVE-2017-16100 · NVD
- FIRST EPSS
- GHSA-jcw8-r9xm-32c6 · GitHub Advisory Database · CC BY 4.0
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