dnsmasq < 2.21 Multiple Remote Vulnerabilities

High Nessus Network Monitor Plugin ID 2771


The remote host is vulnerable to a buffer overflow.


The remote host is running dnsmasq, a DHCP and DNS server. The remote version of this software is vulnerable to multiple remote vulnerabilities that may allow an attacker to execute arbitrary code on the remote host or perform a DNS cache poisoning attack.


Upgrade to dnsmasq 2.21 or higher.

See Also



Plugin Details

Severity: High

ID: 2771

Family: DNS Servers

Published: 2005/03/25

Updated: 2019/03/06

Nessus ID: 17631

Risk Information

Risk Factor: High

CVSS v2.0

Base Score: 7.5

Temporal Score: 5.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Temporal Vector: CVSS2#E:U/RL:OF/RC:C

CVSS v3.0

Base Score: 7.3

Temporal Score: 6.4

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:dnsmasq:dnsmasq

Reference Information

CVE: CVE-2005-0877, CVE-2005-0876

BID: 12897