{"cve":"CVE-2001-0497","nvd":{"published":"2001-07-21T04:00:00.000","modified":"2026-06-16T21:54:25.100","status":"Modified","description":"dnskeygen in BIND 8.2.4 and earlier, and dnssec-keygen in BIND 9.1.2 and earlier, set insecure permissions for a HMAC-MD5 shared secret key file used for DNS Transactional Signatures (TSIG), which allows attackers to obtain the keys and perform dynamic DNS updates.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":7.8},"cwes":["CWE-276"],"references":["http://www.osvdb.org/5609","http://xforce.iss.net/alerts/advise78.php","https://exchange.xforce.ibmcloud.com/vulnerabilities/6694","http://www.osvdb.org/5609","http://xforce.iss.net/alerts/advise78.php"],"products":["isc:bind"],"source":"nvd","synced_at":"2026-10-19T19:33:02.361923049+00:00"},"epss":{"cve":"CVE-2001-0497","score":0.00431,"percentile":0.37312,"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."]}