SOOIL Diabecare RS/AnyDana-i/AnyDana-A prior 3.0 Bluetooth LE authentication replay

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CVSS Meta Temp Score
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CTI Interest Score
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4.9$0-$5k0.00

A vulnerability, which was classified as critical, was found in SOOIL Diabecare RS, AnyDana-i and AnyDana-A (Medical Device Software). Affected is some unknown processing of the component Bluetooth LE Handler. The manipulation with an unknown input leads to a weak authentication vulnerability. CWE is classifying the issue as CWE-294. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

In SOOIL Developments Co., Ltd Diabecare RS, AnyDana-i and AnyDana-A, the communication protocol of the insulin pump and its AnyDana-i and AnyDana-A mobile applications lacks replay protection measures, which allows unauthenticated, physically proximate attackers to replay communication sequences via Bluetooth Low Energy.

The weakness was disclosed 01/20/2021 as icsma-21-012-01. The advisory is shared for download at us-cert.cisa.gov. This vulnerability is traded as CVE-2020-27269 since 10/19/2020. The exploitability is told to be difficult. Access to the local network is required for this attack to succeed. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1040.

Upgrading to version 3.0 eliminates this vulnerability.

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VulDB Meta Base Score: 5.1
VulDB Meta Temp Score: 4.9

VulDB Base Score: 4.6
VulDB Temp Score: 4.4
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 5.7
NVD Vector: 🔒

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

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Exploitinginfoedit

Class: Weak authentication
CWE: CWE-294
ATT&CK: T1040

Local: No
Remote: Partially

Availability: 🔒
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat: 🔍
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Countermeasuresinfoedit

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Diabecare RS/AnyDana-i/AnyDana-A 3.0

Timelineinfoedit

10/19/2020 CVE assigned
01/20/2021 +93 days Advisory disclosed
01/20/2021 +0 days VulDB entry created
02/15/2021 +26 days VulDB last update

Sourcesinfoedit

Advisory: icsma-21-012-01
Status: Confirmed

CVE: CVE-2020-27269 (🔒)

Entryinfoedit

Created: 01/20/2021 08:19 AM
Updated: 02/15/2021 04:00 PM
Changes: (18) vulnerability_cvss3_nvd_av vulnerability_cvss3_nvd_ac vulnerability_cvss3_nvd_pr vulnerability_cvss3_nvd_ui vulnerability_cvss3_nvd_s vulnerability_cvss3_nvd_c vulnerability_cvss3_nvd_i vulnerability_cvss3_nvd_a vulnerability_cvss2_nvd_av vulnerability_cvss2_nvd_ac vulnerability_cvss2_nvd_au vulnerability_cvss2_nvd_ci vulnerability_cvss2_nvd_ii vulnerability_cvss2_nvd_ai vulnerability_cvss3_meta_basescore vulnerability_cvss3_meta_tempscore vulnerability_cvss2_nvd_basescore vulnerability_cvss3_nvd_basescore
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