Vulnerability Monitor

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CVE-2009-0025

BIND 9.6.0, 9.5.1, 9.5.0, 9.4.3, and earlier does not properly check the return value from the OpenSSL DSA_verify function, which allows remote attackers to bypass validation of the certificate chain via a malformed SSL/TLS signature, a similar vulnerability to CVE-2008-5077.

Security Impact Summary

CVE-2009-0025 is a security vulnerability that . Impacting 1 product from isc organizations running these solutions should prioritize assessment and patching.

Historical Context

Originally identified in 2009, this vulnerability predates many modern security frameworks and practices. The vulnerability landscape of that era was characterized by different threat models and less mature defense mechanisms compared to contemporary standards.

Published

2009-01-07T17:30:00.390

Last Modified

2026-04-23T00:35:47.467

Status

Modified

Source

[email protected]

Severity

CVSSv2: 6.8 (MEDIUM)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:P/I:P/A:P

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

8.6

Impact Score

6.4

Weaknesses

Type: Primary
CWE-287

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	isc	bind	9.0	Yes
Application	isc	bind	9.0.0	Yes
Application	isc	bind	9.0.0	Yes
Application	isc	bind	9.0.0	Yes
Application	isc	bind	9.0.0	Yes
Application	isc	bind	9.0.0	Yes
Application	isc	bind	9.0.0	Yes
Application	isc	bind	9.0.1	Yes
Application	isc	bind	9.0.1	Yes
Application	isc	bind	9.0.1	Yes
Application	isc	bind	9.1	Yes
Application	isc	bind	9.1.0	Yes
Application	isc	bind	9.1.1	Yes
Application	isc	bind	9.1.1	Yes
Application	isc	bind	9.1.1	Yes
Application	isc	bind	9.1.1	Yes
Application	isc	bind	9.1.1	Yes
Application	isc	bind	9.1.1	Yes
Application	isc	bind	9.1.1	Yes
Application	isc	bind	9.1.1	Yes
Application	isc	bind	9.1.2	Yes
Application	isc	bind	9.1.2	Yes
Application	isc	bind	9.1.3	Yes
Application	isc	bind	9.1.3	Yes
Application	isc	bind	9.1.3	Yes
Application	isc	bind	9.1.3	Yes
Application	isc	bind	9.2.0	Yes
Application	isc	bind	9.2.0	Yes
Application	isc	bind	9.2.0	Yes
Application	isc	bind	9.2.0	Yes
Application	isc	bind	9.2.0	Yes
Application	isc	bind	9.2.0	Yes
Application	isc	bind	9.2.0	Yes
Application	isc	bind	9.2.0	Yes
Application	isc	bind	9.2.0	Yes
Application	isc	bind	9.2.0	Yes
Application	isc	bind	9.2.0	Yes
Application	isc	bind	9.2.0	Yes
Application	isc	bind	9.2.0	Yes
Application	isc	bind	9.2.0	Yes
Application	isc	bind	9.2.0	Yes
Application	isc	bind	9.2.0	Yes
Application	isc	bind	9.2.1	Yes
Application	isc	bind	9.2.1	Yes
Application	isc	bind	9.2.1	Yes
Application	isc	bind	9.2.2	Yes
Application	isc	bind	9.2.2	Yes
Application	isc	bind	9.2.2	Yes
Application	isc	bind	9.2.2	Yes
Application	isc	bind	9.2.3	Yes
Application	isc	bind	9.2.3	Yes
Application	isc	bind	9.2.3	Yes
Application	isc	bind	9.2.3	Yes
Application	isc	bind	9.2.3	Yes
Application	isc	bind	9.2.4	Yes
Application	isc	bind	9.2.4	Yes
Application	isc	bind	9.2.4	Yes
Application	isc	bind	9.2.4	Yes
Application	isc	bind	9.2.4	Yes
Application	isc	bind	9.2.4	Yes
Application	isc	bind	9.2.4	Yes
Application	isc	bind	9.2.4	Yes
Application	isc	bind	9.2.5	Yes
Application	isc	bind	9.2.5	Yes
Application	isc	bind	9.2.5	Yes
Application	isc	bind	9.2.6	Yes
Application	isc	bind	9.2.6	Yes
Application	isc	bind	9.2.7	Yes
Application	isc	bind	9.2.7	Yes
Application	isc	bind	9.2.7	Yes
Application	isc	bind	9.2.7	Yes
Application	isc	bind	9.4	Yes
Application	isc	bind	9.4.0	Yes
Application	isc	bind	9.4.0	Yes
Application	isc	bind	9.4.0	Yes
Application	isc	bind	9.4.0	Yes
Application	isc	bind	9.4.0	Yes
Application	isc	bind	9.4.0	Yes
Application	isc	bind	9.4.0	Yes
Application	isc	bind	9.4.0	Yes
Application	isc	bind	9.4.0	Yes
Application	isc	bind	9.4.0	Yes
Application	isc	bind	9.4.0	Yes
Application	isc	bind	9.4.0	Yes
Application	isc	bind	9.4.0	Yes
Application	isc	bind	9.4.1	Yes
Application	isc	bind	9.4.2	Yes
Application	isc	bind	9.4.2	Yes
Application	isc	bind	9.4.2	Yes
Application	isc	bind	9.4.3	Yes
Application	isc	bind	9.4.3	Yes
Application	isc	bind	9.4.3	Yes
Application	isc	bind	9.4.3	Yes
Application	isc	bind	9.4.3	Yes
Application	isc	bind	9.5.0	Yes
Application	isc	bind	9.5.1	Yes
Application	isc	bind	9.6.0	Yes

References

http://groups.google.com/group/comp.protocols.dns.bind/browse_thread/thread/49ef622c8329fd33 ([email protected])
http://lists.apple.com/archives/security-announce/2009/May/msg00002.html ([email protected])
http://marc.info/?l=bugtraq&m=141879471518471&w=2 ([email protected])
http://secunia.com/advisories/33494 ([email protected])
http://secunia.com/advisories/33546 ([email protected])
http://secunia.com/advisories/33551 ([email protected])
http://secunia.com/advisories/33559 ([email protected])
http://secunia.com/advisories/33683 ([email protected])
http://secunia.com/advisories/33882 ([email protected])
http://secunia.com/advisories/35074 ([email protected])
http://security.freebsd.org/advisories/FreeBSD-SA-09:04.bind.asc ([email protected])
http://slackware.com/security/viewer.php?l=slackware-security&y=2009&m=slackware-security.540362 ([email protected])
http://sunsolve.sun.com/search/document.do?assetkey=1-26-250846-1 ([email protected])
http://support.apple.com/kb/HT3549 ([email protected])
http://support.avaya.com/elmodocs2/security/ASA-2009-045.htm ([email protected])
http://wiki.rpath.com/Advisories:rPSA-2009-0009 ([email protected])
http://www.ocert.org/advisories/ocert-2008-016.html ([email protected])
http://www.openbsd.org/errata44.html#008_bind ([email protected])
http://www.securityfocus.com/archive/1/499827/100/0/threaded ([email protected])
http://www.securityfocus.com/archive/1/500207/100/0/threaded ([email protected])
http://www.securityfocus.com/archive/1/502322/100/0/threaded ([email protected])
http://www.securityfocus.com/bid/33151 ([email protected])
http://www.us-cert.gov/cas/techalerts/TA09-133A.html US Government Resource ([email protected])
http://www.vmware.com/security/advisories/VMSA-2009-0004.html ([email protected])
http://www.vupen.com/english/advisories/2009/0043 ([email protected])
http://www.vupen.com/english/advisories/2009/0366 ([email protected])
http://www.vupen.com/english/advisories/2009/0904 ([email protected])
http://www.vupen.com/english/advisories/2009/1297 ([email protected])
https://issues.rpath.com/browse/RPL-2938 ([email protected])
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10879 ([email protected])
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5569 ([email protected])
https://www.isc.org/software/bind/advisories/cve-2009-0025 ([email protected])
https://www.redhat.com/archives/fedora-package-announce/2009-January/msg00393.html ([email protected])
http://groups.google.com/group/comp.protocols.dns.bind/browse_thread/thread/49ef622c8329fd33 (af854a3a-2127-422b-91ae-364da2661108)
http://lists.apple.com/archives/security-announce/2009/May/msg00002.html (af854a3a-2127-422b-91ae-364da2661108)
http://marc.info/?l=bugtraq&m=141879471518471&w=2 (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/33494 (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/33546 (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/33551 (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/33559 (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/33683 (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/33882 (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/35074 (af854a3a-2127-422b-91ae-364da2661108)
http://security.freebsd.org/advisories/FreeBSD-SA-09:04.bind.asc (af854a3a-2127-422b-91ae-364da2661108)
http://slackware.com/security/viewer.php?l=slackware-security&y=2009&m=slackware-security.540362 (af854a3a-2127-422b-91ae-364da2661108)
http://sunsolve.sun.com/search/document.do?assetkey=1-26-250846-1 (af854a3a-2127-422b-91ae-364da2661108)
http://support.apple.com/kb/HT3549 (af854a3a-2127-422b-91ae-364da2661108)
http://support.avaya.com/elmodocs2/security/ASA-2009-045.htm (af854a3a-2127-422b-91ae-364da2661108)
http://wiki.rpath.com/Advisories:rPSA-2009-0009 (af854a3a-2127-422b-91ae-364da2661108)
http://www.ocert.org/advisories/ocert-2008-016.html (af854a3a-2127-422b-91ae-364da2661108)
http://www.openbsd.org/errata44.html#008_bind (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/archive/1/499827/100/0/threaded (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/archive/1/500207/100/0/threaded (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/archive/1/502322/100/0/threaded (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/33151 (af854a3a-2127-422b-91ae-364da2661108)
http://www.us-cert.gov/cas/techalerts/TA09-133A.html US Government Resource (af854a3a-2127-422b-91ae-364da2661108)
http://www.vmware.com/security/advisories/VMSA-2009-0004.html (af854a3a-2127-422b-91ae-364da2661108)
http://www.vupen.com/english/advisories/2009/0043 (af854a3a-2127-422b-91ae-364da2661108)
http://www.vupen.com/english/advisories/2009/0366 (af854a3a-2127-422b-91ae-364da2661108)
http://www.vupen.com/english/advisories/2009/0904 (af854a3a-2127-422b-91ae-364da2661108)
http://www.vupen.com/english/advisories/2009/1297 (af854a3a-2127-422b-91ae-364da2661108)
https://issues.rpath.com/browse/RPL-2938 (af854a3a-2127-422b-91ae-364da2661108)
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10879 (af854a3a-2127-422b-91ae-364da2661108)
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5569 (af854a3a-2127-422b-91ae-364da2661108)
https://www.isc.org/software/bind/advisories/cve-2009-0025 (af854a3a-2127-422b-91ae-364da2661108)
https://www.redhat.com/archives/fedora-package-announce/2009-January/msg00393.html (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For isc's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.