{"cve":"CVE-2017-16024","nvd":{"published":"2018-06-04T19:29:01.427","modified":"2026-06-17T01:08:39.633","status":"Modified","description":"The sync-exec module is used to simulate child_process.execSync in node versions <0.11.9. Sync-exec uses tmp directories as a buffer before returning values. Other users on the server have read access to the tmp directory, possibly allowing an attacker on the server to obtain confidential information from the buffer/tmp file, while it exists.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","score":6.5},"cwes":["CWE-200","CWE-377"],"references":["https://cwe.mitre.org/data/definitions/377.html","https://github.com/gvarsanyi/sync-exec/issues/17","https://nodesecurity.io/advisories/310","https://www.owasp.org/index.php/Insecure_Temporary_File","https://cwe.mitre.org/data/definitions/377.html"],"products":["nodejs:node.js","sync-exec_project:sync-exec"],"source":"nvd","synced_at":"2026-10-19T20:50:40.212176939+00:00"},"epss":{"cve":"CVE-2017-16024","score":0.02518,"percentile":0.84834,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-38h8-x697-gh8q","url":"https://osv.dev/vulnerability/GHSA-38h8-x697-gh8q","summary":"Tmp files readable by other users in sync-exec","modified":"2023-11-08T03:59:00.317387Z","packages":[{"ecosystem":"npm","name":"sync-exec","purl":"pkg:npm/sync-exec","ranges":["<=0.6.2"],"fixed":[]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}