CVEvulnerability

CVE-2001-0497

7.8 HIGH Published 2001-07-21 Modified 2026-06-16 Official page ↗
Status
Modified
Published
2001-07-21
Last modified
2026-06-16
Assigner
[email protected]
CVSS 3.1 ([email protected])
7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0 ([email protected])
4.6 MEDIUM — AV:L/AC:L/Au:N/C:P/I:P/A:P
Weaknesses
CWE-276

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.

Affected configurations

• isc bind (<= 8.2.4) • isc bind (>= 9.0 <= 9.1.2)

Related

Weakness · CWE (1)

  • CWE-276 Incorrect Default Permissions weakness

Referenced by CWE · observed example (1)

  • CWE-276 Incorrect Default Permissions weakness

References