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.
Published 2009-05-22 11:52:41
Updated 2009-05-29 04:00:00
Source MITRE
View at NVD,
Vulnerability category: OverflowExecute codeDenial of service

Threat overview for CVE-2009-1755

Top countries where our scanners detected CVE-2009-1755
Top open port discovered on systems with this issue 53
IPs affected by CVE-2009-1755 23
Threat actors abusing to this issue? Yes
Find out if you* are affected by CVE-2009-1755!
*Directly or indirectly through your vendors, service providers and 3rd parties. Powered by attack surface intelligence from SecurityScorecard.

Exploit prediction scoring system (EPSS) score for CVE-2009-1755

Probability of exploitation activity in the next 30 days EPSS Score History
~ 87 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2009-1755

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen

CWE ids for CVE-2009-1755

  • Assigned by: (Primary)

Products affected by CVE-2009-1755

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