{"cve":"CVE-2012-5100","nvd":{"published":"2012-09-23T17:55:01.707","modified":"2026-06-16T23:46:14.530","status":"Modified","description":"Directory traversal vulnerability in HServer 0.1.1 allows remote attackers to read arbitrary files via a (1) ..%5c (dot dot encoded backslash) or (2) %2e%2e%5c (encoded dot dot backslash) in the PATH_INFO.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-22"],"references":["http://archives.neohapsis.com/archives/bugtraq/2012-01/0028.html","http://www.securityfocus.com/bid/51286","https://exchange.xforce.ibmcloud.com/vulnerabilities/72138","http://archives.neohapsis.com/archives/bugtraq/2012-01/0028.html","http://www.securityfocus.com/bid/51286"],"products":["luizpicanco:hserver"],"source":"nvd","synced_at":"2026-10-19T20:25:53.526315492+00:00"},"epss":{"cve":"CVE-2012-5100","score":0.07882,"percentile":0.9471,"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."]}