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CVE-2025-4455: Patch My PC Home Updater System.IO uncontrolled search path

7.0 CVSS

Description

A vulnerability was found in Patch My PC Home Updater up to 5.1.3.0. It has been rated as critical. This issue affects some unknown processing in the library advapi32.dll/BCrypt.dll/comctl32.dll/crypt32.dll/dwmapi.dll/gdi32.dll/gdiplus.dll/imm32.dll/iphlpapi.dll/kernel32.dll/mscms.dll/msctf.dll/ntdll.dll/ole32.dll/oleaut32.dll/PresentationNative_cor3.dll/secur32.dll/shcore.dll/shell32.dll/sspicli.dll/System.IO. The manipulation leads to uncontrolled search path. It is possible to launch the attack on the local host. The complexity of an attack is rather high. The exploitation is known to be difficult. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way. Eine Schwachstelle wurde in Patch My PC Home Updater bis 5.1.3.0 ausgemacht. Sie wurde als kritisch eingestuft. Hierbei geht es um eine nicht exakt ausgemachte Funktion in der Bibliothek advapi32.dll/BCrypt.dll/comctl32.dll/crypt32.dll/dwmapi.dll/gdi32.dll/gdiplus.dll/imm32.dll/iphlpapi.dll/kernel32.dll/mscms.dll/msctf.dll/ntdll.dll/ole32.dll/oleaut32.dll/PresentationNative_cor3.dll/secur32.dll/shcore.dll/shell32.dll/sspicli.dll/System.IO. Durch die Manipulation mit unbekannten Daten kann eine uncontrolled search path-Schwachstelle ausgenutzt werden. Umgesetzt werden muss der Angriff lokal. Die Komplexität eines Angriffs ist eher hoch. Die Ausnutzbarkeit gilt als schwierig. Der Exploit steht zur öffentlichen Verfügung.

Classification

CVE ID: CVE-2025-4455

CVSS Base Severity: HIGH

CVSS Base Score: 7.0

CVSS Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Problem Types

Uncontrolled Search Path Untrusted Search Path

Affected Products

Vendor: Patch My PC

Product: Home Updater

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.01% (probability of being exploited)

EPSS Percentile: 1.12% (scored less or equal to compared to others)

EPSS Date: 2025-06-06 (when was this score calculated)

References

https://nvd.nist.gov/vuln/detail/CVE-2025-4455
https://vuldb.com/?id.308069
https://vuldb.com/?ctiid.308069
https://vuldb.com/?submit.562440
https://gist.github.com/shellkraft/d7db265b53115d52a4ca5bffe5e9c6e4

Timeline