GE Voluson S8 Service Browser hard-coded credentials

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.
5.4$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in GE Voluson S8. Affected by this vulnerability is an unknown functionality of the component Service Browser. The manipulation leads to hard-coded credentials. This vulnerability is listed as CVE-2020-36547. The attack must be carried out locally. In addition, an exploit is available. It is advisable to modify the configuration settings.

Detailsinfo

A vulnerability was found in GE Voluson S8 (Medical Device Software) (the affected version is unknown). It has been rated as critical. This issue affects an unknown code of the component Service Browser. The manipulation with an unknown input leads to a hard-coded credentials vulnerability. Using CWE to declare the problem leads to CWE-798. The product contains hard-coded credentials, such as a password or cryptographic key, which it uses for its own inbound authentication, outbound communication to external components, or encryption of internal data. Impacted is confidentiality, integrity, and availability.

The bug was discovered 01/09/2019. The weakness was presented 07/01/2020 by Marc Ruef and Rocco Gagliardi with scip AG as VulDB 129833 as confirmed entry (VulDB). The advisory is shared at vuldb.com. The public release was coordinated in cooperation with GE. This issue is part of multiple weaknesses that were reported to GE Healthcare. Not all of them were accepted and addressed with a software patch. The vulnerabilities not accepted were published with a delay and without technical details to prevent attackers from gaining an advantage. The identification of this vulnerability is CVE-2020-36547. An attack has to be approached locally. No form of authentication is needed for a successful exploitation. Technical details are unknown but a private exploit is available. MITRE ATT&CK project uses the attack technique T1110.001 for this issue.

A private exploit has been developed by Marc Ruef/Rocco Gagliardi. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 8 days. During that time the estimated underground price was around $0-$5k.

It is possible to mitigate the problem by applying the configuration setting .

scip.ch is providing further details. See VDB-129832, VDB-129835 and VDB-129834 for similar entries. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.4

VulDB Base Score: 5.9
VulDB Temp Score: 5.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

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

Exploitinginfo

Class: Hard-coded credentials
CWE: CWE-798 / CWE-259 / CWE-255
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Access: Private
Status: Proof-of-Concept
Author: Marc Ruef/Rocco Gagliardi

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Config
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/09/2019 🔍
01/17/2019 +8 days 🔍
01/21/2019 +4 days 🔍
01/21/2019 +0 days 🔍
07/01/2020 +527 days 🔍
06/16/2022 +714 days 🔍
07/01/2023 +380 days 🔍

Sourcesinfo

Vendor: ge.com

Advisory: VulDB 129833
Researcher: Marc Ruef, Rocco Gagliardi
Organization: scip AG
Status: Confirmed
Coordinated: 🔍

CVE: CVE-2020-36547 (🔍)
GCVE (CVE): GCVE-0-2020-36547
GCVE (VulDB): GCVE-100-129833
scip Labs: https://www.scip.ch/en/?labs.20161013
Misc.: 🔍
See also: 🔍

Entryinfo

Created: 01/17/2019 12:17
Updated: 07/01/2023 13:37
Changes: 01/17/2019 12:17 (54), 07/01/2020 08:16 (3), 06/16/2022 14:28 (2), 06/16/2022 14:30 (2), 06/17/2022 15:09 (1), 07/01/2023 13:37 (3)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Want to stay up to date on a daily basis?

Enable the mail alert feature now!