CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:N/I:N/A:P
AI Score
Confidence
Low
EPSS
Percentile
91.6%
The tftp_request function in tftp.c in dnsmasq before 2.50, when --enable-tftp is used, allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a TFTP read (aka RRQ) request with a malformed blksize option.
secunia.com/advisories/36563
www.coresecurity.com/content/dnsmasq-vulnerabilities
www.redhat.com/support/errata/RHSA-2009-1238.html
www.securityfocus.com/bid/36120
www.thekelleys.org.uk/dnsmasq/CHANGELOG
www.ubuntu.com/usn/USN-827-1
bugzilla.redhat.com/show_bug.cgi?id=519020
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9816
rhn.redhat.com/errata/RHSA-2010-0095.html