Vulnerability identifier: #VU2836

Vulnerability risk: High

CVSSv3.1: 6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N/E:F/RL:O/RC:C]

CVE-ID: CVE-2011-1035

CWE-ID: CWE-284

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
PivotX
Web applications / Forum & blogging software

Vendor: pivotlog.net

Description
The vulnerability allows a remote attacker to bypass security restrictions on the target system.

The weakness exists due to an error in the Reset my password feature. A remote attacker can guess the username and modify the victim's password.

Successful exploitation of the vulnerability may result in security bypass on the vulnerable system.

Note: the vulnerability was being actively exploited.

Mitigation
Update to version 2.2.5 or later.
http://blog.pivotx.net/archive/2011/02/16/pivotx-225-released

Vulnerable software versions

PivotX: 2.1.0 - 2.2.5

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External links
http://pivotx.net/page/security

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, a fully functional exploit for this vulnerability is available.