VDB-158987 · CVE-2020-8326 · GCVE-0-2020-8326

Lenovo Drivers Management prior 2.7.1128.1046 unquoted 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 (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.0	$0-$5k	0.00

Summaryinfo

A vulnerability has been found in Lenovo Drivers Management and classified as critical. This issue affects some unknown processing. The manipulation leads to unquoted search path. This vulnerability is uniquely identified as CVE-2020-8326. Local access is required to approach this attack. No exploit exists. The affected component should be upgraded.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Lenovo Drivers Management (Hardware Driver Software). This issue affects an unknown part. The manipulation with an unknown input leads to a unquoted search path vulnerability. Using CWE to declare the problem leads to CWE-428. The product uses a search path that contains an unquoted element, in which the element contains whitespace or other separators. This can cause the product to access resources in a parent path. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

An unquoted service path vulnerability was reported in Lenovo Drivers Management prior to version 2.7.1128.1046 that could allow an authenticated user to execute code with elevated privileges.

The weakness was disclosed 07/24/2020 (Website). It is possible to read the advisory at iknow.lenovo.com.cn. The identification of this vulnerability is CVE-2020-8326 since 01/28/2020. Attacking locally is a requirement. A simple authentication is necessary for exploitation. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1574.009 according to MITRE ATT&CK.

Upgrading to version 2.7.1128.1046 eliminates this vulnerability.

The entry VDB-158986 is pretty similar. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Hardware Driver Software

Vendor

Lenovo

Name

Drivers Management

License

commercial

Website

Vendor: https://www.lenovo.com/

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.1

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.3
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Unquoted search path
CWE: CWE-428 / CWE-426
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Drivers Management 2.7.1128.1046

Timelineinfo

01/28/2020 🔍
07/24/2020 +178 days 🔍
07/24/2020 +0 days 🔍
11/05/2020 +104 days 🔍

Sourcesinfo

Vendor: lenovo.com

Advisory: iknow.lenovo.com.cn
Status: Not defined

CVE: CVE-2020-8326 (🔍)
GCVE (CVE): GCVE-0-2020-8326
GCVE (VulDB): GCVE-100-158987
See also: 🔍

Entryinfo

Created: 07/24/2020 22:16
Updated: 11/05/2020 15:15
Changes: 07/24/2020 22:16 (38), 07/24/2020 22:21 (12), 11/05/2020 15:15 (1)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.