F3Site 2.1 File Upload adm.php dir memory corruption

Summaryinfo

A vulnerability identified as critical has been detected in F3Site 2.1. This issue affects some unknown processing of the file adm.php of the component File Upload. The manipulation of the argument dir leads to memory corruption. This vulnerability is documented as CVE-2007-0764. Additionally, an exploit exists.

Detailsinfo

A vulnerability, which was classified as critical, has been found in F3Site 2.1. This issue affects some unknown functionality of the file adm.php of the component File Upload. The manipulation of the argument dir with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Unrestricted file upload vulnerability in F3Site 2.1 and earlier allows remote authenticated administrators to upload and execute arbitrary PHP scripts via GIF86 header in a file in the uplf parameter, which can be later accessed via a relative pathname in the dir parameter in adm.php.

The weakness was released 02/02/2007 (Website). The advisory is shared at osvdb.org. The identification of this vulnerability is CVE-2007-0764 since 02/05/2007. The exploitation is known to be easy. The attack may be initiated remotely. A simple authentication is required for exploitation. Technical details as well as a public exploit are known.

After even before and not, there has been an exploit disclosed. The exploit is available at exploit-db.com. It is declared as functional. By approaching the search of inurl:adm.php it is possible to find vulnerable targets with Google Hacking.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at X-Force (32189), Exploit-DB (3255) and OSVDB (34669†). Entry connected to this vulnerability is available at VDB-34840. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Name

• F3Site

Version

• 2.1

CPE 2.3info

• 🔍

CPE 2.2info

• 🔍

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Discussion