Vulnerability Report

CVE-2001-0497

Title: dnskeygen/dnssec-keygen insecure HMAC-MD5 key file permissions

Other

Proof Of Concept

No public PoC currently indexed for CVE-2001-0497.

CWE Category CWE-276
Published Date Jul 21, 2001
Modified Date Jun 16, 2026
Exploit Status Not Found
Score 7.8 CVSS v3.1
Exploit Probability (EPSS)
0.43%

Vulnerability Summary

CVE-2001-0497: 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.

Impacted Vendors

I
isc 1

Reference Links

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 https://exchange.xforce.ibmcloud.com/vulnerabilities/6694
CVSS v3.1
Source Entity [email protected]
Severity HIGH
7.8
Attack Vector
LOCAL
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v2.0
Source Entity [email protected]
Severity MEDIUM
4.6
Access Vector
N/A
Authentication
N/A
RAW VECTOR AV:L/AC:L/Au:N/C:P/I:P/A:P

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2001-0497 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector LOCAL
Complexity LOW
Privileges N/A
Interaction NONE
CVSS Vector String CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Stack

No specific products linked.