NVD Vulnerability Detail
Search Exploit, PoC
CVE-2009-2958
Summary

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.

Publication Date Sept. 3, 2009, 12:30 a.m.
Registration Date Jan. 29, 2021, 1:22 p.m.
Last Update Sept. 19, 2017, 10:29 a.m.
CVSS2.0 : MEDIUM
Score 4.3
Vector AV:N/AC:M/Au:N/C:N/I:N/A:P
攻撃元区分(AV) ネットワーク
攻撃条件の複雑さ(AC) 中
攻撃前の認証要否(Au) 不要
機密性への影響(C) なし
完全性への影響(I) なし
可用性への影響(A) 低
Get all privileges. いいえ
Get user privileges いいえ
Get other privileges いいえ
User operation required いいえ
Affected software configurations
Configuration1 or higher or less more than less than
cpe:2.3:a:thekelleys:dnsmasq:0.4:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:0.5:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:0.6:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:0.7:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:0.95:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:0.96:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:0.98:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:0.992:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:0.996:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:1.0:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:1.2:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:1.3:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:1.4:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:1.5:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:1.6:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:1.7:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:1.8:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:1.9:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:1.10:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:1.11:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:1.12:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:1.13:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:1.14:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:1.15:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:1.16:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:1.17:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:1.18:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:2.0:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:2.1:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:2.2:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:2.3:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:2.4:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:2.5:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:2.6:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:2.7:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:2.8:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:2.9:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:2.10:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:2.11:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:2.12:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:2.13:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:2.14:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:2.15:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:2.16:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:2.17:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:2.18:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:2.19:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:2.20:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:2.21:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:2.22:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:2.23:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:2.24:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:2.25:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:2.26:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:2.27:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:2.28:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:2.29:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:2.30:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:2.31:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:2.33:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:2.34:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:2.35:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:2.36:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:2.37:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:2.38:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:2.39:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:2.40:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:2.41:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:2.42:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:2.43:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:2.44:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:2.45:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:2.46:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:2.47:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:2.48:*:*:*:*:*:*:*
cpe:2.3:a:thekelleys:dnsmasq:*:*:*:*:*:*:*:* 2.49
Related information, measures and tools
Common Vulnerabilities List