How severe is CVE-2006-2072?

CVE-2006-2072 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2006-2072 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2006-2072?

CVE-2006-2072 primarily affects Delegate. In total, 36 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2006-2072?

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

When was CVE-2006-2072 published?

CVE-2006-2072 was published on 2006-04-27 and last updated on 2026-06-16.

CVE-2006-2072

CVE-2006-2072 is a medium-severity vulnerability in Delegate 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: 3% (85th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Delegate
Published: 2006-04-27
Last modified: 2026-06-16

Description

Multiple unspecified vulnerabilities in DeleGate 9.x before 9.0.6 and 8.x before 8.11.6 allow remote attackers to cause a denial of service via crafted DNS responses messages that cause (1) a buffer over-read or (2) infinite recursion, which can trigger a segmentation fault or invalid memory access, as demonstrated by the OUSPG PROTOS DNS test suite.

Frequently asked questions

What is CVE-2006-2072?: Multiple unspecified vulnerabilities in DeleGate 9.x before 9.0.6 and 8.x before 8.11.6 allow remote attackers to cause a denial of service via crafted DNS responses messages that cause (1) a buffer over-read or (2) infinite recursion, which can trigger a segmentation fault or invalid memory access, as demonstrated by the OUSPG PROTOS DNS test suite.
How severe is CVE-2006-2072?: CVE-2006-2072 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2006-2072 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2006-2072?: CVE-2006-2072 primarily affects Delegate. In total, 36 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2006-2072?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2006-2072 published?: CVE-2006-2072 was published on 2006-04-27 and last updated on 2026-06-16.

References

Affected products (36)

cpe:2.3:a:delegate:delegate:7.7.0:*:*:*:*:*:*:*
cpe:2.3:a:delegate:delegate:7.7.1:*:*:*:*:*:*:*
cpe:2.3:a:delegate:delegate:7.8.0:*:*:*:*:*:*:*
cpe:2.3:a:delegate:delegate:7.8.1:*:*:*:*:*:*:*
cpe:2.3:a:delegate:delegate:7.8.2:*:*:*:*:*:*:*
cpe:2.3:a:delegate:delegate:7.9.11:*:*:*:*:*:*:*
cpe:2.3:a:delegate:delegate:8.3.3:*:*:*:*:*:*:*
cpe:2.3:a:delegate:delegate:8.3.4:*:*:*:*:*:*:*
cpe:2.3:a:delegate:delegate:8.4.0:*:*:*:*:*:*:*
cpe:2.3:a:delegate:delegate:8.5.0:*:*:*:*:*:*:*
cpe:2.3:a:delegate:delegate:8.9:*:*:*:*:*:*:*
cpe:2.3:a:delegate:delegate:8.9.1:*:*:*:*:*:*:*
cpe:2.3:a:delegate:delegate:8.9.2:*:*:*:*:*:*:*
cpe:2.3:a:delegate:delegate:8.9.3:*:*:*:*:*:*:*
cpe:2.3:a:delegate:delegate:8.9.4:*:*:*:*:*:*:*
cpe:2.3:a:delegate:delegate:8.9.5:*:*:*:*:*:*:*
cpe:2.3:a:delegate:delegate:8.9.6:*:*:*:*:*:*:*
cpe:2.3:a:delegate:delegate:8.10:*:*:*:*:*:*:*
cpe:2.3:a:delegate:delegate:8.10.1:*:*:*:*:*:*:*
cpe:2.3:a:delegate:delegate:8.10.2:*:*:*:*:*:*:*
cpe:2.3:a:delegate:delegate:8.10.3:*:*:*:*:*:*:*
cpe:2.3:a:delegate:delegate:8.10.4:*:*:*:*:*:*:*
cpe:2.3:a:delegate:delegate:8.10.5:*:*:*:*:*:*:*
cpe:2.3:a:delegate:delegate:8.10.6:*:*:*:*:*:*:*
cpe:2.3:a:delegate:delegate:8.11:*:*:*:*:*:*:*
cpe:2.3:a:delegate:delegate:8.11.1:*:*:*:*:*:*:*
cpe:2.3:a:delegate:delegate:8.11.2:*:*:*:*:*:*:*
cpe:2.3:a:delegate:delegate:8.11.3:*:*:*:*:*:*:*
cpe:2.3:a:delegate:delegate:8.11.4:*:*:*:*:*:*:*
cpe:2.3:a:delegate:delegate:8.11.5:*:*:*:*:*:*:*
cpe:2.3:a:delegate:delegate:9.0:*:*:*:*:*:*:*
cpe:2.3:a:delegate:delegate:9.0.1:*:*:*:*:*:*:*
cpe:2.3:a:delegate:delegate:9.0.2:*:*:*:*:*:*:*
cpe:2.3:a:delegate:delegate:9.0.3:*:*:*:*:*:*:*
cpe:2.3:a:delegate:delegate:9.0.4:*:*:*:*:*:*:*
cpe:2.3:a:delegate:delegate:9.0.5:*:*:*:*:*:*:*

More vulnerabilities in Delegate

CVE-2015-7556 — High (CVSS 7.8): DeleGate 9.9.13 allows local users to gain privileges as demonstrated by the dgcpnod setuid program.
CVE-2005-0861 — High (CVSS 7.5): Multiple buffer overflows in DeleGate before 8.11.1 may allow attackers to cause a denial of service or execute…
CVE-2004-2003 — High (CVSS 7.5): Buffer overflow in the ssl_prcert function in the SSLway filter (sslway.c) for DeleGate 8.9.2 and earlier allows remote…
CVE-2002-1781 — High (CVSS 7.5): Multiple buffer overflows in DeleGate 7.7.0 through 7.8.1 allow remote attackers to execute arbitrary code, as…
CVE-2001-1202 — High (CVSS 7.5): Cross-site scripting vulnerability in DeleGate 7.7.0 and 7.7.1 does not quote scripting commands within a "403…
CVE-2005-0036 — Medium (CVSS 5.0): The DNS implementation in DeleGate 8.10.2 and earlier allows remote attackers to cause a denial of service via a…

All CVEs affecting Delegate →