Activestate ActivePython 3.2.2.3 Installation wlbsctrl.dll untrusted search path ⚔ [Disputed]

Summaryinfo

A vulnerability has been found in Activestate ActivePython 3.2.2.3 and classified as problematic. This vulnerability affects unknown code in the library wlbsctrl.dll of the component Installation. The manipulation leads to untrusted search path. This vulnerability is documented as CVE-2012-5379. Additionally, an exploit exists. The presence of this vulnerability remains uncertain at this time.

Detailsinfo

A vulnerability was found in Activestate ActivePython 3.2.2.3 (Programming Language Software) and classified as critical. This issue affects an unknown part in the library wlbsctrl.dll of the component Installation. The manipulation with an unknown input leads to a untrusted search path vulnerability. Using CWE to declare the problem leads to CWE-426. The product searches for critical resources using an externally-supplied search path that can point to resources that are not under the product's direct control. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

** DISPUTED ** Untrusted search path vulnerability in the installation functionality in ActivePython 3.2.2.3, when installed in the top-level C:\ directory, might allow local users to gain privileges via a Trojan horse DLL in the C:\Python27 or C:\Python27\Scripts directory, which may be added to the PATH system environment variable by an administrator, as demonstrated by a Trojan horse wlbsctrl.dll file used by the "IKE and AuthIP IPsec Keying Modules" system service in Windows Vista SP1, Windows Server 2008 SP2, Windows 7 SP1, and Windows 8 Release Preview. NOTE: CVE disputes this issue because the unsafe PATH is established only by a separate administrative action that is not a default part of the ActivePython installation.

The weakness was released 10/11/2012 (Website). The advisory is shared at htbridge.com. The identification of this vulnerability is CVE-2012-5379 since 10/11/2012. The exploitation is known to be difficult. An attack has to be approached locally. A simple authentication is necessary for exploitation. Technical details as well as a public exploit are known. MITRE ATT&CK project uses the attack technique T1574 for this issue.

The exploit is available at exploit-db.com. It is declared as proof-of-concept. The real existence of this vulnerability is still doubted at the moment.

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 vulnerability database at Exploit-DB (28130). Entries connected to this vulnerability are available at VDB-62685, VDB-62684, VDB-62683 and VDB-62682. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

• Programming Language Software

Vendor

• Activestate

Name

• ActivePython

Version

• 3.2.2.3

CPE 2.3info

• 🔍

CPE 2.2info

• 🔍

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

Discussion