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Vulnerability record · CVE-2005-2315 · published 31 December 2005

CVE-2005-2315: Dnrd vulnerability

Dnrd · Dnrd

Buffer overflow in Domain Name Relay Daemon (DNRD) before 2.19.1 allows remote attackers to execute arbitrary code via a large number of large DNS packets with the Z and QR flags cleared.

7.5 CVSS 2.0 High EPSS 3.8% · top 10.4%
7.5CVSS 2.0 base score
3.8%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
8References, 2 tagged exploit
16 Jun 2026Last modified by NVD

Description

Buffer overflow in Domain Name Relay Daemon (DNRD) before 2.19.1 allows remote attackers to execute arbitrary code via a large number of large DNS packets with the Z and QR flags cleared.

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

Affected products

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

References

LinkTags
http://secunia.com/advisories/16142 PatchVendor Advisory
http://securitytracker.com/id?1014557 Exploit
http://sourceforge.net/forum/forum.php?forum_id=482568 Patch
http://www.FreeBSD.org/ports/portaudit/e72fd82b-fa01-11d9-bc08-0001020eed82.html
http://secunia.com/advisories/16142 PatchVendor Advisory
http://securitytracker.com/id?1014557 Exploit
http://sourceforge.net/forum/forum.php?forum_id=482568 Patch
http://www.FreeBSD.org/ports/portaudit/e72fd82b-fa01-11d9-bc08-0001020eed82.html

Track CVE-2005-2315 inside VULONE

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Related vulnerabilities

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

7.5CVE-2002-0140Dnrd vulnerabilityDomain Name Relay Daemon (dnrd) 2.10 and earlier allows remote malicious DNS sites to cause a denial of service and possibly execute arbitrary code v…EPSS 3.5%5.0CVE-2005-2316Dnrd vulnerabilityDomain Name Relay Daemon (DNRD) before 2.19.1 allows remote attackers to cause a denial of service (infinite recursion) via a DNS packet that uses me…EPSS 1.6%5.0CVE-2005-0037Dnrd vulnerabilityThe DNS implementation of DNRD before 2.10 allows remote attackers to cause a denial of service via a compressed DNS packet with a label length byte …EPSS 1.6%5.0CVE-2004-0789Delegate vulnerabilityMultiple implementations of the DNS protocol, including (1) Poslib 1.0.2-1 and earlier as used by Posadis, (2) Axis Network products before firmware …EPSS 2.8%

Source: NIST National Vulnerability Database (record CVE-2005-2315), CISA KEV, FIRST EPSS (scores of 2026-10-01). This page is refreshed as NVD updates the record.