CVE-2007-3409

Name: CVE-2007-3409
Creator: NVD / NIST
Published: 2007-06-26T18:30:00+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 3.49%

Last modified Jun 16, 2026

CVE-2007-3409 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Net::DNS before 0.60, a Perl module, allows remote attackers to cause a denial of service (stack consumption) via a malformed compressed DNS packet with self-referencing pointers, which triggers an infinite loop.. EPSS estimates a 3.49% chance of exploitation in the next 30 days.

Description

Net::DNS before 0.60, a Perl module, allows remote attackers to cause a denial of service (stack consumption) via a malformed compressed DNS packet with self-referencing pointers, which triggers an infinite loop.

Metrics

CVSS 3.1

7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS Probability

3.49%

87.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions	Update
Net-Dns	Net\	< 0.60	Dns
Debian	Debian Linux	3.1	—
Debian	Debian Linux	4.0	—
Canonical	Ubuntu Linux	6.06	—
Canonical	Ubuntu Linux	6.10	—

References

ftp://patches.sgi.com/support/free/security/advisories/20070701-01-P.ascBroken Link
http://osvdb.org/37054Broken Link
http://rt.cpan.org/Public/Bug/Display.html?id=27285Broken Link
http://secunia.com/advisories/25829Broken Link
http://secunia.com/advisories/26012Broken Link
http://secunia.com/advisories/26014Broken Link
http://secunia.com/advisories/26055Broken Link
http://secunia.com/advisories/26075Broken Link
http://secunia.com/advisories/26211Broken Link
http://secunia.com/advisories/26231Broken Link
http://secunia.com/advisories/26417Broken Link
http://secunia.com/advisories/26543Broken Link
http://secunia.com/advisories/29354Broken Link
http://www.debian.org/security/2008/dsa-1515Mailing List, Third Party Advisory
http://www.gentoo.org/security/en/glsa/glsa-200708-06.xmlThird Party Advisory
http://www.mandriva.com/security/advisories?name=MDKSA-2007:146Third Party Advisory
http://www.net-dns.org/docs/Changes.htmlRelease Notes
http://www.novell.com/linux/security/advisories/2007_17_sr.htmlBroken Link
http://www.redhat.com/support/errata/RHSA-2007-0674.htmlBroken Link
http://www.securityfocus.com/archive/1/473871/100/0/threadedBroken Link, Third Party Advisory, VDB Entry
http://www.securityfocus.com/bid/24669Broken Link, Third Party Advisory, VDB Entry
http://www.securitytracker.com/id?1018376Broken Link, Third Party Advisory, VDB Entry
http://www.trustix.org/errata/2007/0023/Broken Link
http://www.ubuntu.com/usn/usn-483-1Third Party Advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10595Broken Link
ftp://patches.sgi.com/support/free/security/advisories/20070701-01-P.ascBroken Link
http://osvdb.org/37054Broken Link
http://rt.cpan.org/Public/Bug/Display.html?id=27285Broken Link
http://secunia.com/advisories/25829Broken Link
http://secunia.com/advisories/26012Broken Link
http://secunia.com/advisories/26014Broken Link
http://secunia.com/advisories/26055Broken Link
http://secunia.com/advisories/26075Broken Link
http://secunia.com/advisories/26211Broken Link
http://secunia.com/advisories/26231Broken Link
http://secunia.com/advisories/26417Broken Link
http://secunia.com/advisories/26543Broken Link
http://secunia.com/advisories/29354Broken Link
http://www.debian.org/security/2008/dsa-1515Mailing List, Third Party Advisory
http://www.gentoo.org/security/en/glsa/glsa-200708-06.xmlThird Party Advisory
http://www.mandriva.com/security/advisories?name=MDKSA-2007:146Third Party Advisory
http://www.net-dns.org/docs/Changes.htmlRelease Notes
http://www.novell.com/linux/security/advisories/2007_17_sr.htmlBroken Link
http://www.redhat.com/support/errata/RHSA-2007-0674.htmlBroken Link
http://www.securityfocus.com/archive/1/473871/100/0/threadedBroken Link, Third Party Advisory, VDB Entry
http://www.securityfocus.com/bid/24669Broken Link, Third Party Advisory, VDB Entry
http://www.securitytracker.com/id?1018376Broken Link, Third Party Advisory, VDB Entry
http://www.trustix.org/errata/2007/0023/Broken Link
http://www.ubuntu.com/usn/usn-483-1Third Party Advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10595Broken Link

Timeline

Published: Jun 26, 2007
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2007-3409?

How severe is CVE-2007-3409?

CVE-2007-3409 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 3.49% probability of exploitation in the next 30 days.

How do I fix CVE-2007-3409?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2007-3409?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST