CVE Vulnerabilities

CVE-2017-8137

Untrusted Search Path

Published: Nov 22, 2017 | Modified: Dec 07, 2017
CVSS 3.x
7.8
HIGH
Source:
NVD
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 2.x
9.3 HIGH
AV:N/AC:M/Au:N/C:C/I:C/A:C
RedHat/V2
RedHat/V3
Ubuntu

HedEx Earlier than V200R006C00 versions has a dynamic link library (DLL) hijacking vulnerability due to calling the DDL file by accessing a relative path. An attacker could exploit this vulnerability to tamper with the DLL file, leading to DLL hijacking.

Weakness

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.

Affected Software

Name Vendor Start Version End Version
Hedex_lite Huawei * v200r006c00 (excluding)

Extended Description

This might allow attackers to execute their own programs, access unauthorized data files, or modify configuration in unexpected ways. If the product uses a search path to locate critical resources such as programs, then an attacker could modify that search path to point to a malicious program, which the targeted product would then execute. The problem extends to any type of critical resource that the product trusts. Some of the most common variants of untrusted search path are:

Potential Mitigations

References