VDB-156427 · CVE-2019-6173 · GCVE-0-2019-6173

Lenovo Installation Package prior 1.2.9.3 DLL untrusted 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.
6.4	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Lenovo Installation Package. It has been classified as critical. The impacted element is an unknown function of the component DLL Handler. This manipulation causes untrusted search path. This vulnerability is tracked as CVE-2019-6173. The attack is restricted to local execution. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Lenovo Installation Package. It has been declared as critical. Affected by this vulnerability is an unknown code block of the component DLL Handler. The manipulation with an unknown input leads to a untrusted search path vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

A DLL search path vulnerability could allow privilege escalation in some Lenovo installation packages, prior to version 1.2.9.3, during installation if an attacker already has administrative privileges.

The weakness was disclosed 06/09/2020. This vulnerability is known as CVE-2019-6173 since 01/11/2019. The exploitation appears to be difficult. Attacking locally is a requirement. The requirement for exploitation is a single authentication. 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 according to MITRE ATT&CK.

Upgrading to version 1.2.9.3 eliminates this vulnerability.

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Productinfo

Vendor

Lenovo

Name

Installation Package

License

commercial

Website

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

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.7
VulDB Meta Temp Score: 6.6

VulDB Base Score: 6.7
VulDB Temp Score: 6.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.7
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
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Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

Exploitinginfo

Class: Untrusted search path
CWE: 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: Installation Package 1.2.9.3

Timelineinfo

01/11/2019 🔍
06/09/2020 +515 days 🔍
06/10/2020 +1 days 🔍
10/23/2020 +135 days 🔍

Sourcesinfo

Vendor: lenovo.com

Status: Not defined

CVE: CVE-2019-6173 (🔍)
GCVE (CVE): GCVE-0-2019-6173
GCVE (VulDB): GCVE-100-156427
See also: 🔍

Entryinfo

Created: 06/10/2020 11:26
Updated: 10/23/2020 16:05
Changes: 06/10/2020 11:26 (37), 06/10/2020 11:31 (11), 10/23/2020 16:05 (1)
Complete: 🔍
Cache ID: 216::103

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