CVE-2009-2957

Thekelleys Dnsmasq < 2.49 - Memory Corruption

Title source: rule

Description

Heap-based buffer overflow in the tftp_request function in tftp.c in dnsmasq before 2.50, when --enable-tftp is used, might allow remote attackers to execute arbitrary code via a long filename in a TFTP packet, as demonstrated by a read (aka RRQ) request.

Exploits (1)

exploitdb WRITEUP

doswindows

https://www.exploit-db.com/exploits/9617

View Code ZIP pw:eip

References (9)

[Patch] http://www.coresecurity.com/content/dnsmasq-vulnerabilities

[Vendor Advisory] http://www.redhat.com/support/errata/RHSA-2009-1238.html

[Patch] http://www.securityfocus.com/bid/36121

[Vendor Advisory] http://www.thekelleys.org.uk/dnsmasq/CHANGELOG

[Vendor Advisory] http://www.ubuntu.com/usn/USN-827-1

[Issue Tracking] https://bugzilla.redhat.com/show_bug.cgi?id=519020

[Vendor Advisory] https://rhn.redhat.com/errata/RHSA-2010-0095.html

[Third Party Advisory, VDB Entry] https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10538

[Third Party Advisory] http://secunia.com/advisories/36563

Scores

EPSS 0.0853

EPSS Percentile 92.4%

Details

CWE

CWE-119

Status published

Products (50)

thekelleys/dnsmasq 0.4

thekelleys/dnsmasq 0.5

thekelleys/dnsmasq 0.6

thekelleys/dnsmasq 0.7

thekelleys/dnsmasq 0.95

thekelleys/dnsmasq 0.96

thekelleys/dnsmasq 0.98

thekelleys/dnsmasq 0.992

thekelleys/dnsmasq 0.996

thekelleys/dnsmasq 1.0

... and 40 more

Published Sep 02, 2009

Tracked Since Feb 18, 2026