CVE-2006-2077

Buffer overflow in Paul Rombouts pdnsd before 1.2.4 has unknown impact and attack vectors. NOTE: this issue might be related to the OUSPG PROTOS DNS test suite.

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

CVE-2006-2077 is rated High Risk (71.4/100): CVSS Critical severity, with medium exploitation likelihood (EPSS 3.21%). EPSS rose +1.16% over the last day, indicating growing attacker interest. High exploitation likelihood—assess exposure and prioritize 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-2006-2077

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 2.05% 3.21% +1.16%
2 2025-03-30 4.42% 2.05% -2.37%
3 2025-03-29 — 4.42% —

Full EPSS history (7 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2006-2077

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
10.0 2.0 HIGH
AV:N/AC:L/Au:N/C:C/I:C/A:C 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:C)
Complete confidentiality impact.
Integrity impact (I:C)
Complete integrity impact.
Availability impact (A:C)
Complete availability impact.
 10.0 10.0 [email protected]

Weakness enumeration for CVE-2006-2077

OS Trackers for CVE-2006-2077

vendor priority summary link
gentoo high CVE-2006-2077: 1 GLSA(s) (200605-10), 1 atom(s) (net-dns/pdnsd); latest impact high. https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2006-2077
ubuntu medium CVE-2006-2077 medium priority: Ubuntu including 1 source packages (pdnsd), 9 status rows across 9 suites (dapper, edgy, feisty, gutsy, hardy, intrepid, jaunty, karmic, upstream): released 7, ignored 1, needs-triage 1. https://ubuntu.com/security/CVE-2006-2077

Affected software / configurations for CVE-2006-2077

Vendor Product Version Raw CPE
pdnsd pdnsd 1.0.13 cpe:2.3:a:pdnsd:pdnsd:1.0.13:*:*:*:*:*:*:*
pdnsd pdnsd 1.0.15 cpe:2.3:a:pdnsd:pdnsd:1.0.15:*:*:*:*:*:*:*
pdnsd pdnsd 1.1 cpe:2.3:a:pdnsd:pdnsd:1.1:*:*:*:*:*:*:*
pdnsd pdnsd 1.1.1 cpe:2.3:a:pdnsd:pdnsd:1.1.1:*:*:*:*:*:*:*
pdnsd pdnsd 1.1.2 cpe:2.3:a:pdnsd:pdnsd:1.1.2:*:*:*:*:*:*:*
pdnsd pdnsd 1.1.3 cpe:2.3:a:pdnsd:pdnsd:1.1.3:*:*:*:*:*:*:*
pdnsd pdnsd 1.1.4 cpe:2.3:a:pdnsd:pdnsd:1.1.4:*:*:*:*:*:*:*
pdnsd pdnsd 1.1.5 cpe:2.3:a:pdnsd:pdnsd:1.1.5:*:*:*:*:*:*:*
pdnsd pdnsd 1.1.6 cpe:2.3:a:pdnsd:pdnsd:1.1.6:*:*:*:*:*:*:*
pdnsd pdnsd 1.1.7a cpe:2.3:a:pdnsd:pdnsd:1.1.7a:*:*:*:*:*:*:*
pdnsd pdnsd 1.1.8b1_par5 cpe:2.3:a:pdnsd:pdnsd:1.1.8b1_par5:*:*:*:*:*:*:*
pdnsd pdnsd 1.1.8b1_par6 cpe:2.3:a:pdnsd:pdnsd:1.1.8b1_par6:*:*:*:*:*:*:*
pdnsd pdnsd 1.1.8b1_par8 cpe:2.3:a:pdnsd:pdnsd:1.1.8b1_par8:*:*:*:*:*:*:*
pdnsd pdnsd 1.1.10_par cpe:2.3:a:pdnsd:pdnsd:1.1.10_par:*:*:*:*:*:*:*
pdnsd pdnsd 1.1.11_par cpe:2.3:a:pdnsd:pdnsd:1.1.11_par:*:*:*:*:*:*:*
pdnsd pdnsd 1.2.1_par cpe:2.3:a:pdnsd:pdnsd:1.2.1_par:*:*:*:*:*:*:*
pdnsd pdnsd 1.2.2_par cpe:2.3:a:pdnsd:pdnsd:1.2.2_par:*:*:*:*:*:*:*
pdnsd pdnsd 1.2.3_par cpe:2.3:a:pdnsd:pdnsd:1.2.3_par:*:*:*:*:*:*:*

References for CVE-2006-2077

cvelogic Threat Intelligence