Vulnerability CVE-2009-1755


Published: 2009-05-22   Modified: 2012-02-13

Description:
Off-by-one error in the packet_read_query_section function in packet.c in nsd 3.2.1, and process_query_section in query.c in nsd 2.3.7, allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via unspecified vectors that trigger a buffer overflow.

Type:

CWE-189

(Numeric Errors)

CVSS2 => (AV:N/AC:L/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Nlnetlabs -> NSD 

 References:
http://www.nlnetlabs.nl/publications/NSD_vulnerability_announcement.html
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=529420
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=529418
http://www.openwall.com/lists/oss-security/2009/05/19/1

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