VDB-112887 · CVE-2018-5457 · BID 102983

Vyaire Medical CareFusion Upgrade Utility 2.0.2.2 on WinXP DLL Loader 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 (≈) 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.
6.1	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Vyaire Medical CareFusion Upgrade Utility 2.0.2.2 on WinXP. It has been classified as problematic. Impacted is an unknown function of the component DLL Loader. Performing a manipulation results in uncontrolled search path. This vulnerability is reported as CVE-2018-5457. The attack requires a local approach. No exploit exists.

Detailsinfo

A vulnerability classified as problematic has been found in Vyaire Medical CareFusion Upgrade Utility 2.0.2.2 on WinXP (Medical Device Software). This affects an unknown code block of the component DLL Loader. The manipulation with an unknown input leads to a uncontrolled search path vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

A uncontrolled search path element issue was discovered in Vyaire Medical CareFusion Upgrade Utility used with Windows XP systems, Versions 2.0.2.2 and prior versions. A successful exploit of this vulnerability requires the local user to install a crafted DLL on the target machine. The application loads the DLL and gives the attacker access at the same privilege level as the application.

The bug was discovered 02/06/2018. The weakness was disclosed 02/06/2018 (Website). It is possible to read the advisory at securityfocus.com. This vulnerability is uniquely identified as CVE-2018-5457 since 01/12/2018. Attacking locally is a requirement. The requirement for exploitation is a authentication. 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.

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

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 102983†). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Medical Device Software

Vendor

Vyaire

Name

Medical CareFusion Upgrade Utility

Version

2.0.2.2

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.1
VulDB Meta Temp Score: 6.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.0
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

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

Physical: Partially
Local: Yes
Remote: No

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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/12/2018 🔍
02/06/2018 +25 days 🔍
02/06/2018 +0 days 🔍
02/06/2018 +0 days 🔍
02/06/2018 +0 days 🔍
02/07/2018 +1 days 🔍
02/02/2021 +1091 days 🔍

Sourcesinfo

Advisory: securityfocus.com⛔
Researcher: Mark Cross
Status: Not defined

CVE: CVE-2018-5457 (🔍)
GCVE (CVE): GCVE-0-2018-5457
GCVE (VulDB): GCVE-100-112887
SecurityFocus: 102983 - CareFusion Upgrade Utility CVE-2018-5457 DLL Loading Local Privilege Escalation Vulnerability

Entryinfo

Created: 02/07/2018 08:28
Updated: 02/02/2021 16:18
Changes: 02/07/2018 08:28 (60), 01/02/2020 08:42 (3), 02/02/2021 16:18 (2)
Complete: 🔍
Cache ID: 216::103