{"cve":"CVE-2021-31156","nvd":{"published":"2024-03-28T23:15:45.987","modified":"2026-06-17T03:51:21.040","status":"Deferred","description":"Allied Telesis AT-S115 1.2.0 devices before 1.00.024 with Boot Loader 1.00.006 allow Directory Traversal to achieve partial access to data.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","score":7.5},"cwes":["CWE-22"],"references":["https://gist.github.com/NitescuLucian/69cf22d17bf190325118304be04828e8","https://www.alliedtelesis.com/en/documents/software-release-notes-s115-v120","https://www.alliedtelesis.com/sites/default/files/documents/release-notes/ats115v120srna.pdf","https://gist.github.com/NitescuLucian/69cf22d17bf190325118304be04828e8","https://www.alliedtelesis.com/en/documents/software-release-notes-s115-v120"],"products":[],"source":"nvd","synced_at":"2026-10-19T21:47:51.568503435+00:00"},"epss":{"cve":"CVE-2021-31156","score":0.00954,"percentile":0.61369,"date":"2026-10-31"},"kev":null,"osv":[],"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."]}