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.
6.4	$0-$5k	0.00

A vulnerability was found in Siemens SiPass integrated up to 2.6x. It has been declared as critical. Affected by this vulnerability is some unknown processing. 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:

A vulnerability was discovered in Siemens SiPass integrated (All versions before V2.70) that could allow an attacker in a Man-in-the-Middle position between the SiPass integrated server and SiPass integrated clients to read or modify the network communication.

The bug was discovered 07/13/2017. The weakness was published 08/08/2017 with Siemens (Website). It is possible to read the advisory at siemens.com. This vulnerability is known as CVE-2017-9941 since 06/26/2017. The exploitation appears to be difficult. The attack can be launched remotely. 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 25 days. During that time the estimated underground price was around $5k-$25k.

Upgrading to version 2.70 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 99578†).

Productinfo

Vendor

• Siemens

Name

• SiPass integrated

Version

• 2.6x

License

• commercial

CPE 2.3info

• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍

CVSSv4info

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

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.4

VulDB Base Score: 5.6
VulDB Temp Score: 5.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.4
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock

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

NVD Base Score: 🔍

Exploitinginfo

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

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	unlock	unlock	unlock	unlock
Today	unlock	unlock	unlock	unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: SiPass integrated 2.70

Timelineinfo

06/26/2017 🔍
07/13/2017 +17 days 🔍
07/13/2017 +0 days 🔍
08/07/2017 +25 days 🔍
08/08/2017 +1 days 🔍
08/09/2017 +1 days 🔍
12/15/2022 +1954 days 🔍

Sourcesinfo

Vendor: siemens.com

Advisory: ssa-339433
Researcher: Siemens
Organization: Siemens
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-9941 (🔍)
SecurityFocus: 99578 - Siemens SiPass integrated ICSA-17-194-01 Multiple Security Vulnerabilities

Entryinfo

Created: 08/09/2017 12:34 PM
Updated: 12/15/2022 02:21 PM
Changes: 08/09/2017 12:34 PM (64), 11/05/2019 08:40 AM (2), 01/08/2021 10:03 AM (3), 12/15/2022 02:21 PM (3)
Complete: 🔍
Cache ID: 98:B31:40

Discussion

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