Perl Net::DNS DNS Response Remote Denial of Service Vulnerability

BID:26902

Info

Perl Net::DNS DNS Response Remote Denial of Service Vulnerability

Bugtraq ID: 26902
Class: Failure to Handle Exceptional Conditions
CVE: CVE-2007-6341
Remote: Yes
Local: No
Published: Dec 17 2007 12:00AM
Updated: Mar 27 2008 12:39AM
Credit: Beyond Security is credited with the discovery of this issue.
Vulnerable: Ubuntu Ubuntu Linux 6.10 sparc
Ubuntu Ubuntu Linux 6.10 powerpc
Ubuntu Ubuntu Linux 6.10 i386
Ubuntu Ubuntu Linux 6.10 amd64
Ubuntu Ubuntu Linux 6.06 LTS sparc
Ubuntu Ubuntu Linux 6.06 LTS powerpc
Ubuntu Ubuntu Linux 6.06 LTS i386
Ubuntu Ubuntu Linux 6.06 LTS amd64
Net::DNS Net::DNS 0.60
Net::DNS Net::DNS 0.59
+ Mandriva Linux Mandrake 2007.1 x86_64
 + Mandriva Linux Mandrake 2007.1
 Net::DNS Net::DNS 0.48
+ Mandriva Linux Mandrake 2007.1 x86_64
 + Mandriva Linux Mandrake 2007.1
 Mandriva Linux Mandrake 2008.0 x86_64
Mandriva Linux Mandrake 2008.0
Mandriva Linux Mandrake 2007.1 x86_64
Mandriva Linux Mandrake 2007.1
Mandriva Linux Mandrake 2007.0 x86_64
Mandriva Linux Mandrake 2007.0
MandrakeSoft Corporate Server 4.0 x86_64
MandrakeSoft Corporate Server 3.0 x86_64
MandrakeSoft Corporate Server 3.0
MandrakeSoft Corporate Server 4.0
Debian Linux 3.1 sparc
Debian Linux 3.1 s/390
Debian Linux 3.1 ppc
Debian Linux 3.1 mipsel
Debian Linux 3.1 mips
Debian Linux 3.1 m68k
Debian Linux 3.1 ia-64
Debian Linux 3.1 ia-32
Debian Linux 3.1 hppa
Debian Linux 3.1 arm
Debian Linux 3.1 amd64
Debian Linux 3.1 alpha
Debian Linux 3.1
Debian Linux 4.0 sparc
Debian Linux 4.0 s/390
Debian Linux 4.0 powerpc
Debian Linux 4.0 mipsel
Debian Linux 4.0 mips
Debian Linux 4.0 m68k
Debian Linux 4.0 ia-64
Debian Linux 4.0 ia-32
Debian Linux 4.0 hppa
Debian Linux 4.0 arm
Debian Linux 4.0 amd64
Debian Linux 4.0 alpha
Debian Linux 4.0
Not Vulnerable:

Discussion

Perl Net::DNS DNS Response Remote Denial of Service Vulnerability

The Perl Net::DNS module is prone to a remote denial-of-service vulnerability because the module fails to properly handle malformed DNS responses.

Successfully exploiting this issue allows attackers to crash applications that use the affected module.

Net::DNS 0.60 is vulnerable; other versions may also be affected.

Exploit / POC

Perl Net::DNS DNS Response Remote Denial of Service Vulnerability

The following exploit is available:

Solution / Fix

Perl Net::DNS DNS Response Remote Denial of Service Vulnerability

Solution:
Please see the referenced advisories for details on obtaining and applying the appropriate updates.

References

Perl Net::DNS DNS Response Remote Denial of Service Vulnerability

References:

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