{"cve":"CVE-2018-6198","nvd":{"published":"2018-01-25T03:29:00.697","modified":"2026-06-17T02:01:29.940","status":"Modified","description":"w3m through 0.5.3 does not properly handle temporary files when the ~/.w3m directory is unwritable, which allows a local attacker to craft a symlink attack to overwrite arbitrary files.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N","score":4.7},"cwes":["CWE-59"],"references":["http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00028.html","http://www.securityfocus.com/bid/102855","https://bugs.debian.org/888097","https://github.com/tats/w3m/commit/18dcbadf2771cdb0c18509b14e4e73505b242753","https://salsa.debian.org/debian/w3m/commit/18dcbadf2771cdb0c18509b14e4e73505b242753"],"products":["canonical:ubuntu_linux","tats:w3m"],"source":"nvd","synced_at":"2026-10-19T20:48:34.567387330+00:00"},"epss":{"cve":"CVE-2018-6198","score":0.00395,"percentile":0.33694,"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."]}