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

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.5$0-$5k0.00

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 entries 127025, 127026, 127028 and 127029 are pretty similar.

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 CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
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
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-284 / CWE-266
ATT&CK: T1068

Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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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 (🔍)
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: 🔍

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