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Vulnerability Details : CVE-2009-1755

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.
Publish Date : 2009-05-22 Last Update Date : 2009-05-29
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- CVSS Scores & Vulnerability Types

CVSS Score
Confidentiality Impact None (There is no impact to the confidentiality of the system.)
Integrity Impact None (There is no impact to the integrity of the system)
Availability Impact Partial (There is reduced performance or interruptions in resource availability.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Denial Of ServiceExecute CodeOverflow
CWE ID 189

- Related OVAL Definitions

Title Definition Id Class Family
DSA-1803 nsd, nsd3 -- buffer overflow oval:org.mitre.oval:def:8294 unix
DSA-1803-1 nsd, nsd3 -- buffer overflow oval:org.mitre.oval:def:13592 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2009-1755

# Product Type Vendor Product Version Update Edition Language
1 Application Nlnetlabs NSD 2.0.0 Version Details Vulnerabilities
2 Application Nlnetlabs NSD 2.0.1 Version Details Vulnerabilities
3 Application Nlnetlabs NSD 2.0.2 Version Details Vulnerabilities
4 Application Nlnetlabs NSD 2.1.0 Version Details Vulnerabilities
5 Application Nlnetlabs NSD 2.1.1 Version Details Vulnerabilities
6 Application Nlnetlabs NSD 2.1.2 Version Details Vulnerabilities
7 Application Nlnetlabs NSD 2.1.3 Version Details Vulnerabilities
8 Application Nlnetlabs NSD 2.1.4 Version Details Vulnerabilities
9 Application Nlnetlabs NSD 2.1.5 Version Details Vulnerabilities
10 Application Nlnetlabs NSD 2.2.0 Version Details Vulnerabilities
11 Application Nlnetlabs NSD 2.2.1 Version Details Vulnerabilities
12 Application Nlnetlabs NSD 2.3.0 Version Details Vulnerabilities
13 Application Nlnetlabs NSD 2.3.2 Version Details Vulnerabilities
14 Application Nlnetlabs NSD 2.3.3 Version Details Vulnerabilities
15 Application Nlnetlabs NSD 2.3.4 Version Details Vulnerabilities
16 Application Nlnetlabs NSD 2.3.5 Version Details Vulnerabilities
17 Application Nlnetlabs NSD 2.3.6 Version Details Vulnerabilities
18 Application Nlnetlabs NSD 2.3.7 Version Details Vulnerabilities
19 Application Nlnetlabs NSD 3.0.0 Version Details Vulnerabilities
20 Application Nlnetlabs NSD 3.0.1 Version Details Vulnerabilities
21 Application Nlnetlabs NSD 3.0.2 Version Details Vulnerabilities
22 Application Nlnetlabs NSD 3.0.3 Version Details Vulnerabilities
23 Application Nlnetlabs NSD 3.0.4 Version Details Vulnerabilities
24 Application Nlnetlabs NSD 3.0.5 Version Details Vulnerabilities
25 Application Nlnetlabs NSD 3.0.6 Version Details Vulnerabilities
26 Application Nlnetlabs NSD 3.0.7 Version Details Vulnerabilities
27 Application Nlnetlabs NSD 3.0.8 Version Details Vulnerabilities
28 Application Nlnetlabs NSD 3.1.0 Version Details Vulnerabilities
29 Application Nlnetlabs NSD 3.1.1 Version Details Vulnerabilities
30 Application Nlnetlabs NSD 3.2.0 Version Details Vulnerabilities
31 Application Nlnetlabs NSD 3.2.1 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Nlnetlabs NSD 31

- References For CVE-2009-1755
MLIST [oss-security] 20090519 CVE id request: nsd CONFIRM CONFIRM CONFIRM

- Metasploit Modules Related To CVE-2009-1755

There are not any metasploit modules related to this CVE entry (Please visit for more information)

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