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Vulnerability record · CVE-2010-3762 · published 5 October 2010

CVE-2010-3762: Isc bind improper input validation vulnerability

Isc · Bind

ISC BIND before 9.7.2-P2, when DNSSEC validation is enabled, does not properly handle certain bad signatures if multiple trust anchors exist for a single zone, which allows remote attackers to cause a denial of service (daemon crash) via a DNS query.

4.3 CVSS 2.0 Medium EPSS 8.1% · top 5.4% CWE-20 · Improper input validation
4.3CVSS 2.0 base score
8.1%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
20References
16 Jun 2026Last modified by NVD

Description

ISC BIND before 9.7.2-P2, when DNSSEC validation is enabled, does not properly handle certain bad signatures if multiple trust anchors exist for a single zone, which allows remote attackers to cause a denial of service (daemon crash) via a DNS query.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://ftp.isc.org/isc/bind9/9.7.2-P2/RELEASE-NOTES-BIND-9.7.2-P2.html
http://lists.vmware.com/pipermail/security-announce/2011/000126.html
http://support.avaya.com/css/P8/documents/100124923
http://www.debian.org/security/2010/dsa-2130
http://www.mandriva.com/security/advisories?name=MDVSA-2010:253
http://www.redhat.com/support/errata/RHSA-2010-0976.html
http://www.securityfocus.com/archive/1/516909/100/0/threaded
http://www.securityfocus.com/bid/45385
http://www.vmware.com/security/advisories/VMSA-2011-0004.html
http://www.vupen.com/english/advisories/2011/0606
http://ftp.isc.org/isc/bind9/9.7.2-P2/RELEASE-NOTES-BIND-9.7.2-P2.html
http://lists.vmware.com/pipermail/security-announce/2011/000126.html
http://support.avaya.com/css/P8/documents/100124923
http://www.debian.org/security/2010/dsa-2130
http://www.mandriva.com/security/advisories?name=MDVSA-2010:253
http://www.redhat.com/support/errata/RHSA-2010-0976.html
http://www.securityfocus.com/archive/1/516909/100/0/threaded
http://www.securityfocus.com/bid/45385
http://www.vmware.com/security/advisories/VMSA-2011-0004.html
http://www.vupen.com/english/advisories/2011/0606

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

10.0CVE-2008-0122Isc bind vulnerabilityOff-by-one error in the inet_network function in libbind in ISC BIND 9.4.2 and earlier, as used in libc in FreeBSD 6.2 through 7.0-PRERELEASE, allows…EPSS 12%10.0CVE-2001-0010Isc bind vulnerabilityBuffer overflow in transaction signature (TSIG) handling code in BIND 8 allows remote attackers to gain root privileges.EPSS 32%10.0CVE-2001-0011Isc bind vulnerabilityBuffer overflow in nslookupComplain function in BIND 4 allows remote attackers to gain root privileges.EPSS 7.7%10.0CVE-2001-0013Isc bind vulnerabilityFormat string vulnerability in nslookupComplain function in BIND 4 allows remote attackers to gain root privileges.EPSS 11%10.0CVE-2000-1029Isc bind vulnerabilityBuffer overflow in host command allows a remote attacker to execute arbitrary commands via a long response to an AXFR query.EPSS 14%10.0CVE-1999-0837Isc bind vulnerabilityDenial of service in BIND by improperly closing TCP sessions via so_linger.EPSS 2.7%10.0CVE-1999-0009Data general dg ux vulnerabilityInverse query buffer overflow in BIND 4.9 and BIND 8 Releases.EPSS 29%9.8CVE-2026-3593Isc bind use after free vulnerabilityA use-after-free vulnerability exists within the DNS-over-HTTPS implementation. This issue affects BIND 9 versions 9.20.0 through 9.20.22, 9.21.0 thr…EPSS 1.1%

Source: NIST National Vulnerability Database (record CVE-2010-3762), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.