Hillrom Welch Allyn Q-Stress Cardiac Stress Testing System SSO authentication bypass

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 (≈)
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CTI Interest Score
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8.1$0-$5k0.00

A vulnerability classified as critical has been found in Hillrom Welch Allyn Q-Stress Cardiac Stress Testing System, Welch Allyn X-Scribe Cardiac Stress Testing System, Welch Allyn Diagnostic Cardiology Suite, Welch Allyn Vision Express, Welch Allyn H-Scribe Holter Analysis System, Welch Allyn R-Scribe Resting ECG System and Welch Allyn Connex Cardio (Testing Software). Affected is an unknown code block of the component SSO. The manipulation with an unknown input leads to a authentication bypass vulnerability. CWE is classifying the issue as CWE-288. A product requires authentication, but the product has an alternate path or channel that does not require authentication. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was shared 12/16/2021 as icsma-21-343-01. The advisory is shared for download at cisa.gov. This vulnerability is traded as CVE-2021-43935 since 11/16/2021. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 12/16/2021).

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

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.1
VulDB Meta Temp Score: 8.1

VulDB Base Score: 8.1
VulDB Temp Score: 8.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 8.1
CNA Vector (ICS-CERT): 🔍

CVSSv2info

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

Exploitinginfo

Class: Authentication bypass
CWE: CWE-288 / CWE-287
ATT&CK: Unknown

Local: No
Remote: Yes

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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/16/2021 🔍
12/16/2021 +30 days 🔍
12/16/2021 +0 days 🔍
12/22/2021 +6 days 🔍

Sourcesinfo

Advisory: icsma-21-343-01
Status: Confirmed

CVE: CVE-2021-43935 (🔍)

Entryinfo

Created: 12/16/2021 09:24
Updated: 12/22/2021 08:52
Changes: 12/16/2021 09:24 (48), 12/22/2021 08:52 (1)
Complete: 🔍

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