Roche Accu-Chek Inform II up to 03.01 File Upload access control

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.
7.5$0-$5k0.00

Summaryinfo

A vulnerability was found in Roche Accu-Chek Inform II, CoaguChek Pro II, CoaguChek XS Plus, CoaguChek XS Pro and Cobas h 232 POC up to 03.01. It has been classified as critical. Affected is an unknown function of the component File Upload. This manipulation causes access control. This vulnerability is tracked as CVE-2018-18563. The attack is only possible within the local network. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as critical was found in Roche Accu-Chek Inform II, CoaguChek Pro II, CoaguChek XS Plus, CoaguChek XS Pro and Cobas h 232 POC up to 03.01. Affected by this vulnerability is an unknown code block of the component File Upload. The manipulation with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

An issue was discovered in Roche Accu-Chek Inform II Instrument before 03.06.00 (Serial number below 14000) and 04.x before 04.03.00 (Serial Number above 14000), CoaguChek Pro II before 04.03.00, CoaguChek XS Plus before 03.01.06, CoaguChek XS Pro before 03.01.06, cobas h 232 before 03.01.03 (Serial Number below KQ0400000 or KS0400000) and cobas h 232 before 04.00.04 (Serial Number above KQ0400000 or KS0400000). Improper access control to a service command allows attackers in the adjacent network to execute arbitrary code on the system through a crafted Poct1-A message.

The bug was discovered 11/06/2018. The weakness was disclosed 11/20/2018 by Niv Yehezkel with Medigate as ICSMA-18-310-01 as confirmed advisory (Website). It is possible to read the advisory at ics-cert.us-cert.gov. The public release has been coordinated in cooperation with Roche. This vulnerability is known as CVE-2018-18563 since 10/22/2018. The exploitation appears to be difficult. Access to the local network is required for this attack. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 2 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 03.01.04 eliminates this vulnerability. A possible mitigation has been published before and not just after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 105843†). The entries VDB-127025, VDB-127026, VDB-127028 and VDB-127029 are pretty similar. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Affected

  • Roche Accu-Chek Inform II Base Unit Light
  • Roche Accu-Chek Inform II Base Unit NEW 04.00.00

Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.7

VulDB Base Score: 5.8
VulDB Temp Score: 5.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

Researcher Base Score: 8.0
Researcher Vector: 🔍

NVD Base Score: 9.6
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Accu-Chek Inform II/CoaguChek Pro II/CoaguChek XS Plus/CoaguChek XS Pro/Cobas h 232 POC 03.01.04

Timelineinfo

10/22/2018 🔍
11/06/2018 +15 days 🔍
11/06/2018 +0 days 🔍
11/08/2018 +2 days 🔍
11/20/2018 +12 days 🔍
11/20/2018 +0 days 🔍
11/21/2018 +1 days 🔍
04/14/2020 +510 days 🔍

Sourcesinfo

Advisory: ICSMA-18-310-01
Researcher: Niv Yehezkel
Organization: Medigate
Status: Confirmed
Coordinated: 🔍

CVE: CVE-2018-18563 (🔍)
GCVE (CVE): GCVE-0-2018-18563
GCVE (VulDB): GCVE-100-127027
SecurityFocus: 105843 - Multiple Roche Point of Care Handheld Medical Services Multiple Security Vulnerabilities

See also: 🔍

Entryinfo

Created: 11/21/2018 12:17
Updated: 04/14/2020 10:01
Changes: 11/21/2018 12:17 (80), 04/14/2020 10:01 (3)
Complete: 🔍
Cache ID: 216::103

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

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Might our Artificial Intelligence support you?

Check our Alexa App!