BIND query_addsoa function denial of service
| bind-queryaddsoa-dos (33988) |  Low Risk |
Description:
BIND is vulnerable to a denial of service, caused by a vulnerability in the query_addsoa function. If recursion is enabled, a remote attacker could exploit this vulnerability by sending multiple queries to cause the server to crash.
Platforms Affected:
- ISC, BIND 9.4.0
- ISC, BIND 9.5.0a1
- ISC, BIND 9.5.0a2
- ISC, BIND 9.5.0a3
- MandrakeSoft, Mandrake Linux 2007.1 X86_64
- MandrakeSoft, Mandrake Linux 2007.1
- MandrakeSoft, Mandrake Linux 2008.0 X86_64
- OpenPKG, OpenPKG CURRENT
Remedy:
Upgrade to the latest version of BIND (9.4.1 or later), available from the BIND Web site. See References.
For Mandriva Linux:
Refer to MDKSA-2007:100 for patch, upgrade, or suggested workaround information. See References.
For other distributions:
Apply the appropriate update for your system. See References.
Consequences:
Denial of Service
References:
- Internet Systems Consortium 2007.04.30 , BIND 9: query_addsoa DoS at http://www.isc.org/index.pl?/sw/bind/bind-security.php.
- BID-23738: ISC BIND Query_AddSOA Denial Of Service Vulnerability
- CVE-2007-2241: Unspecified vulnerability in query.c in ISC BIND 9.4.0, and 9.5.0a1 through 9.5.0a3, when recursion is enabled, allows remote attackers to cause a denial of service (daemon exit) via a sequence of queries processed by the query_addsoa function.
- MDKSA-2007:100: Updated bind packages fix vulnerability
- OpenPKG-SA-2007.014: bind
- SA25070: ISC BIND "query_addsoa" Denial of Service
- SECTRACK ID: 1017985: BIND query_addsoa() Bug Lets Remote Users Deny Service
- US-CERT VU#718460: ISC BIND denial of service vulnerability
- VUPEN/ADV-2007-1593: ISC BIND query_addsoa() Function Non Zone DB Remote Denial of Service Vulnerability
Reported:
Apr 30, 2007
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