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medium6.8Public exploit code

CVE-2009-2957

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 a…

Public exploit code

Working exploit or proof of concept code has been published for this vulnerability. Treat unpatched systems as at risk.

Impact

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.

Affected products

VendorProductAffected versions
ThekelleysDnsmasq
through 2.49
Versions 0.4, 0.5, 0.6, 0.7, 0.95

Weakness classification

CWE-119

References