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    CVE-2009-0696

    The dns_db_findrdataset function in db.c in named in ISC BIND 9.4 before 9.4.3-P3, 9.5 before 9.5.1-P3, and 9.6 before 9.6.1-P1, when configured as a master server, allows remote attackers to cause a denial of service (assertion failure and daemon exit) via an ANY record in the prerequisite section of a crafted dynamic update message.

    Published:Jul 28, 2009
    Last Modified:Apr 23, 2026
    EPS:Jul 29, 2009
    EPSS Score:0.29464
    CVSS Score:4.3

    Affected Products

    Vendor
    Isc
    Product
    Bind
    Vendor
    Redhat
    Product
    Enterprise Linux

    Exploits

    https://www.exploit-db.com/exploits/9300

    Common Weakness Enumeration

    No CWE recorded yet

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2026-12617 (CVSS 7.5) — The issue is unexpected program termination based on ordering and/or specific content in responses to queries …
    CVE-2026-11605 (CVSS 7.5) — The issue is a resource exhaustion vulnerability associated with DNSSEC validation. BIND always validates all …
    CVE-2026-10723 (CVSS 6.8) — BIND may accept incorrect child-zone NSEC3 records as valid, which could allow an attacker to forge authentica…
    CVE-2026-10822 (CVSS 6.5) — If BIND encounters a particular invalid data structure in a DNS record, it will accept the invalid data, and m…
    CVE-2026-13204 (CVSS 7.5) — If a provably insecure domain is covered by both an NSEC and NSEC3 record at the parent, and there exist an RR…
    CVE-2026-11331 (CVSS 7.5) — An attacker who knows (or guesses) that a resolver uses RPZ with wildcard CNAME policies can craft query names…
    CVE-2026-11622 (CVSS 7.5) — A DNSSEC validating resolver that is under a random subdomain attack against a DNSSEC-signed zone can suffer f…
    CVE-2026-11721 (CVSS 7.5) — It is possible for an attacker's zone to respond to a query with an RRSIG that has a smaller number of labels …
    CVE-2026-13321 (CVSS 8.6) — The BIND resolver accepts validly-signed NSEC records where the "Next Domain Name" field points outside the si…
    CVE-2026-5950 (CVSS 5.3) — An unbounded resend loop vulnerability exists in the BIND 9 resolver state machine during bad-server handling,…

    References

    ftp://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2009-013.txt.asc
    ftp://ftp.sco.com/pub/unixware7/714/security/p535243_uw7/p535243b.txt
    http://aix.software.ibm.com/aix/efixes/security/bind_advisory.asc
    http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=538975
    http://secunia.com/advisories/36035
    http://secunia.com/advisories/36038
    http://secunia.com/advisories/36050
    http://secunia.com/advisories/36053
    http://secunia.com/advisories/36056
    http://secunia.com/advisories/36063
    http://secunia.com/advisories/36086
    http://secunia.com/advisories/36098
    http://secunia.com/advisories/36192
    http://secunia.com/advisories/37471
    http://secunia.com/advisories/39334
    http://sunsolve.sun.com/search/document.do?assetkey=1-26-264828-1
    http://sunsolve.sun.com/search/document.do?assetkey=1-77-1020788.1-1
    http://up2date.astaro.com/2009/08/up2date_7505_released.html
    http://wiki.rpath.com/Advisories:rPSA-2009-0113
    http://www.kb.cert.org/vuls/id/725188
    http://www.openbsd.org/errata44.html#014_bind
    http://www.securityfocus.com/archive/1/505403/100/0/threaded
    http://www.securityfocus.com/archive/1/507985/100/0/threaded
    http://www.securitytracker.com/id?1022613
    http://www.slackware.com/security/viewer.php?l=slackware-security&y=2009&m=slackware-security.561499
    http://www.ubuntu.com/usn/usn-808-1
    http://www.vmware.com/security/advisories/VMSA-2009-0016.html
    http://www.vupen.com/english/advisories/2009/2036
    http://www.vupen.com/english/advisories/2009/2088
    http://www.vupen.com/english/advisories/2009/2171
    http://www.vupen.com/english/advisories/2009/2247
    http://www.vupen.com/english/advisories/2009/3316
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10414
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12245
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7806
    https://www.isc.org/node/474
    https://www.redhat.com/archives/fedora-package-announce/2009-July/msg01265.html
    ftp://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2009-013.txt.asc
    ftp://ftp.sco.com/pub/unixware7/714/security/p535243_uw7/p535243b.txt
    http://aix.software.ibm.com/aix/efixes/security/bind_advisory.asc
    http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=538975
    http://secunia.com/advisories/36035
    http://secunia.com/advisories/36038
    http://secunia.com/advisories/36050
    http://secunia.com/advisories/36053
    http://secunia.com/advisories/36056
    http://secunia.com/advisories/36063
    http://secunia.com/advisories/36086
    http://secunia.com/advisories/36098
    http://secunia.com/advisories/36192
    http://secunia.com/advisories/37471
    http://secunia.com/advisories/39334
    http://sunsolve.sun.com/search/document.do?assetkey=1-26-264828-1
    http://sunsolve.sun.com/search/document.do?assetkey=1-77-1020788.1-1
    http://up2date.astaro.com/2009/08/up2date_7505_released.html
    http://wiki.rpath.com/Advisories:rPSA-2009-0113
    http://www.kb.cert.org/vuls/id/725188
    http://www.openbsd.org/errata44.html#014_bind
    http://www.securityfocus.com/archive/1/505403/100/0/threaded
    http://www.securityfocus.com/archive/1/507985/100/0/threaded
    http://www.securitytracker.com/id?1022613
    http://www.slackware.com/security/viewer.php?l=slackware-security&y=2009&m=slackware-security.561499
    http://www.ubuntu.com/usn/usn-808-1
    http://www.vmware.com/security/advisories/VMSA-2009-0016.html
    http://www.vupen.com/english/advisories/2009/2036
    http://www.vupen.com/english/advisories/2009/2088
    http://www.vupen.com/english/advisories/2009/2171
    http://www.vupen.com/english/advisories/2009/2247
    http://www.vupen.com/english/advisories/2009/3316
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10414
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12245
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7806
    https://www.isc.org/node/474
    https://www.redhat.com/archives/fedora-package-announce/2009-July/msg01265.html

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High