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MyDNS DNS Update Denial of Service
Secunia Advisory: SA25007
Release Date: 2007-04-27
Last Update: 2007-05-02
Popularity: 7,081 views

Critical:
Moderately critical
Impact: DoS
Where: From remote
Solution Status: Unpatched

Software:MyDNS 1.x

Secunia CVSS-2 Score: Available in Secunia business solutions

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Advisory Content (Page 1 of 3)[ 1 ] [ 2 ] [ 3 ]

Description:
mu-b has reported a vulnerability in MyDNS, which can be exploited by malicious people to cause a DoS (Denial of Service).

The vulnerability is caused due to an input validation error within the "update_gobble_rr" function in src/mydns/update.c. This can be exploited to cause heap based buffer overflow and to crash the application.

Successful exploitation requires update privileges and that "allow-update" is set to "yes" in mydns.conf.

The vulnerability is reported in version 1.1.0. Other versions may also be affected.

Change Page:
[ 1 ] [ 2 ] [ 3 ]



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