How severe is CVE-2006-4096?

CVE-2006-4096 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2006-4096 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 9% (94th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2006-4096?

CVE-2006-4096 primarily affects Isc Bind. In total, 11 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2006-4096?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2006-4096 published?

CVE-2006-4096 was published on 2006-09-06 and last updated on 2026-06-16.

CVE-2006-4096

CVE-2006-4096 is a medium-severity vulnerability in Isc Bind with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 9% (94th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Isc Bind
Published: 2006-09-06
Last modified: 2026-06-16

Description

BIND before 9.2.6-P1 and 9.3.x before 9.3.2-P1 allows remote attackers to cause a denial of service (crash) via a flood of recursive queries, which cause an INSIST failure when the response is received after the recursion queue is empty.

Frequently asked questions

What is CVE-2006-4096?: BIND before 9.2.6-P1 and 9.3.x before 9.3.2-P1 allows remote attackers to cause a denial of service (crash) via a flood of recursive queries, which cause an INSIST failure when the response is received after the recursion queue is empty.
How severe is CVE-2006-4096?: CVE-2006-4096 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2006-4096 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 9% (94th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2006-4096?: CVE-2006-4096 primarily affects Isc Bind. In total, 11 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2006-4096?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2006-4096 published?: CVE-2006-4096 was published on 2006-09-06 and last updated on 2026-06-16.

References

Affected products (11)

cpe:2.3:a:isc:bind:9.2.0:*:*:*:*:*:*:*
cpe:2.3:a:isc:bind:9.2.1:*:*:*:*:*:*:*
cpe:2.3:a:isc:bind:9.2.2:*:*:*:*:*:*:*
cpe:2.3:a:isc:bind:9.2.3:*:*:*:*:*:*:*
cpe:2.3:a:isc:bind:9.2.4:*:*:*:*:*:*:*
cpe:2.3:a:isc:bind:9.2.5:*:*:*:*:*:*:*
cpe:2.3:a:isc:bind:9.2.6:*:*:*:*:*:*:*
cpe:2.3:a:isc:bind:9.3:*:*:*:*:*:*:*
cpe:2.3:a:isc:bind:9.3.0:*:*:*:*:*:*:*
cpe:2.3:a:isc:bind:9.3.1:*:*:*:*:*:*:*
cpe:2.3:a:isc:bind:9.3.2:*:*:*:*:*:*:*

More vulnerabilities in Isc Bind

CVE-2008-0122 — Critical (CVSS 10.0): Off-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…
CVE-2001-0011 — Critical (CVSS 10.0): Buffer overflow in nslookupComplain function in BIND 4 allows remote attackers to gain root privileges.
CVE-2001-0013 — Critical (CVSS 10.0): Format string vulnerability in nslookupComplain function in BIND 4 allows remote attackers to gain root privileges.
CVE-2001-0010 — Critical (CVSS 10.0): Buffer overflow in transaction signature (TSIG) handling code in BIND 8 allows remote attackers to gain root privileges.
CVE-2000-1029 — Critical (CVSS 10.0): Buffer overflow in host command allows a remote attacker to execute arbitrary commands via a long response to an AXFR…
CVE-1999-0837 — Critical (CVSS 10.0): Denial of service in BIND by improperly closing TCP sessions via so_linger.

All CVEs affecting Isc Bind →