VDB-162755 · CVE-2020-7591 · GCVE-0-2020-7591

Siemens SIPORT MP up to 3.2.0 Single Sign-On authentication spoofing

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.
7.1	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Siemens SIPORT MP up to 3.2.0. It has been classified as critical. Affected is an unknown function of the component Single Sign-On. The manipulation leads to authentication spoofing. This vulnerability is referenced as CVE-2020-7591. No exploit is available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Siemens SIPORT MP up to 3.2.0. It has been rated as critical. This issue affects an unknown code block of the component Single Sign-On. The manipulation with an unknown input leads to a authentication spoofing vulnerability. Using CWE to declare the problem leads to CWE-290. This attack-focused weakness is caused by incorrectly implemented authentication schemes that are subject to spoofing attacks. Impacted is confidentiality, integrity, and availability.

The weakness was published 10/16/2020. It is possible to read the advisory at cert-portal.siemens.com. The identification of this vulnerability is CVE-2020-7591. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 11/19/2020).

Upgrading to version 3.2.1 eliminates this vulnerability.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Siemens

Name

SIPORT MP

Version

License

commercial

Website

Vendor: https://www.siemens.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.1
VulDB Meta Temp Score: 7.1

VulDB Base Score: 5.5
VulDB Temp Score: 5.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
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: Authentication spoofing
CWE: CWE-290 / CWE-287
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
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: SIPORT MP 3.2.1

Timelineinfo

01/21/2020 🔍
10/16/2020 +268 days 🔍
10/16/2020 +0 days 🔍
11/20/2020 +35 days 🔍

Sourcesinfo

Vendor: siemens.com

Advisory: cert-portal.siemens.com
Status: Confirmed

CVE: CVE-2020-7591 (🔍)
GCVE (CVE): GCVE-0-2020-7591
GCVE (VulDB): GCVE-100-162755

Entryinfo

Created: 10/16/2020 08:01
Updated: 11/20/2020 13:17
Changes: 10/16/2020 08:01 (37), 11/19/2020 08:05 (4), 11/20/2020 13:12 (2), 11/20/2020 13:17 (14)
Complete: 🔍
Cache ID: 216::103