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CVE-2009-1755

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Date: May 21, 2009

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.

Language: C

Severity Score

Related Resources (6)

http://www.nlnetlabs.nl/publications/NSD_vulnerability_announcement.html
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=529418
http://www.openwall.com/lists/oss-security/2009/05/19/1
https://nvd.nist.gov/vuln/detail/CVE-2009-1755
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=529420
https://www.mend.io/vulnerability-database/CVE-2009-1755

Severity Score

Weakness Type (CWE)

Numeric Errors

CWE-189

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): LOW

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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