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.

Published: 2006-04-27 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2006-2072 is rated Moderate Risk (50.5/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 2.86%). Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2006-2072

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 2.11% 2.86% +0.75%
2 2026-01-02 2.56% 2.11% -0.44%
3 2025-12-18 — 2.56% —

Full EPSS history (11 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2006-2072

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
5.0 2.0 MEDIUM
AV:N/AC:L/Au:N/C:N/I:N/A:P Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:N)
No confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:P)
Partial availability impact.
 10.0 2.9 [email protected]

Weakness enumeration for CVE-2006-2072

Affected software / configurations for CVE-2006-2072

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

References for CVE-2006-2072

cvelogic Threat Intelligence