Djbdns Ghost domain name abolished resolution Security Bypass Vulnerability

Source: Internet
Author: User

Release date: 2013-02-01
Updated on:

Affected Systems:
Djbdns: djbdns 1.05
Bugtraq id: 57669
CVE (CAN) ID: CVE-2012-1191
Djbdns is a lightweight DNS server designed by the author of Qmail.
Daniel J. in Bernstein djbdns 1.05 and other versions of dnscache, the parser overwrites the server name and TTL value cached in the NS record when processing the record query response, attackers can use the "ghost domain name" attack to trigger the continuous resolution of the revoked domain name.
<* Source: Haixin Duan
Jianping Wu
Jian Jiang
Jinjin Liang
Jun Li
Carlos III
Kang Li


Vendor patch:
Currently, the vendor does not provide patches or upgrade programs. We recommend that users who use the software follow the vendor's homepage to obtain the latest version:

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