HEUR.Backdoor.Win32.Poison.gen WININET.dll uncontrolled search path

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
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CTI Interest Score
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6.4$0-$5k0.00

Summaryinfo

A vulnerability was found in HEUR.Backdoor.Win32.Poison.gen. It has been rated as problematic. Affected by this issue is some unknown functionality in the library WININET.dll. This manipulation causes uncontrolled search path. The attack needs to be launched locally. Furthermore, an exploit is available.

Detailsinfo

A vulnerability has been found in HEUR.Backdoor.Win32.Poison.gen (version unknown) and classified as critical. Affected by this vulnerability is an unknown function in the library WININET.dll. The manipulation with an unknown input leads to a uncontrolled search path vulnerability. The CWE definition for the vulnerability is CWE-427. The product uses a fixed or controlled search path to find resources, but one or more locations in that path can be under the control of unintended actors. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was published by John Page (hyp3rlinx). It is possible to read the advisory at malvuln.com. The exploitation appears to be difficult. Attacking locally is a requirement. Technical details and also a public exploit are known. The attack technique deployed by this issue is T1574 according to MITRE ATT&CK.

It is possible to download the exploit at malvuln.com. It is declared as proof-of-concept.

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

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.0
VulDB Meta Temp Score: 6.4

VulDB Base Score: 7.0
VulDB Temp Score: 6.4
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Uncontrolled search path
CWE: CWE-427 / CWE-426
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

12/23/2025 Advisory disclosed
12/23/2025 +0 days VulDB entry created
12/23/2025 +0 days VulDB entry last update

Sourcesinfo

Advisory: malvuln.com
Researcher: John Page (hyp3rlinx)
Status: Not defined

CVE: Not possible due to CNA Operational Rules
GCVE (VulDB): GCVE-100-337855
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 12/23/2025 15:26
Changes: 12/23/2025 15:26 (55)
Complete: 🔍
Submitter: malvuln
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #721012: HEUR.Backdoor.Win32.Poison.gen b2e50fa38510a5ea8e11f614b1c1d0d5 Arbitrary Code Execution (by malvuln)

Be aware that VulDB is the high quality source for vulnerability data.

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