#VU4576 Security bypass in vBulletin - CVE-2013-6129
Published: January 16, 2017
Vulnerability identifier: #VU4576
Vulnerability risk: Critical
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:A/U:Red
CVE-ID: CVE-2013-6129
CWE-ID: CWE-264
Exploitation vector: Remote access
Exploit availability:
Public exploit is available
Vulnerable software:
vBulletin
vBulletin
Software vendor:
vBulletin
vBulletin
Description
The vulnerability allows a remote attacker to bypass security restrictions on the target system.
The weakness exists due to an error in the upgrade.php script. By using the customerid, htmldata[password], htmldata[confirmpassword], and htmldata[email] parameters, a remote attacker can create administrative accounts.
Successful exploitation of the vulnerability results in security bypass on the vulnerable system.
Note: the vulnerability was being actively exploited.
The weakness exists due to an error in the upgrade.php script. By using the customerid, htmldata[password], htmldata[confirmpassword], and htmldata[email] parameters, a remote attacker can create administrative accounts.
Successful exploitation of the vulnerability results in security bypass on the vulnerable system.
Note: the vulnerability was being actively exploited.
Remediation
Install update from vendor's website.