Siemens SINEMA Remote Connect Server up to 2.x UMC Authorization Server authorization

CVSS Meta Temp Score
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CTI Interest Score
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7.2$0-$5k0.00

A vulnerability was found in Siemens SINEMA Remote Connect Server up to 2.x. It has been classified as critical. This affects an unknown code block of the component UMC Authorization Server. The manipulation with an unknown input leads to a authorization vulnerability. CWE is classifying the issue as CWE-863. The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check. This allows attackers to bypass intended access restrictions. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was disclosed 03/16/2021 as ssa-731317. It is possible to read the advisory at cert-portal.siemens.com. This vulnerability is uniquely identified as CVE-2020-25239. The technical details are unknown and an exploit is not publicly available.

Upgrading to version 3.0 eliminates this vulnerability.

Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

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

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.4

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Authorization
CWE: CWE-863 / CWE-285 / CWE-266
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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: SINEMA Remote Connect Server 3.0

Timelineinfo

09/10/2020 🔍
03/16/2021 +187 days 🔍
03/16/2021 +0 days 🔍
04/01/2021 +16 days 🔍

Sourcesinfo

Vendor: siemens.com

Advisory: ssa-731317
Status: Confirmed

CVE: CVE-2020-25239 (🔍)

Entryinfo

Created: 03/16/2021 07:13
Updated: 04/01/2021 13:55
Changes: 03/16/2021 07:13 (39), 04/01/2021 13:48 (5), 04/01/2021 13:55 (18)
Complete: 🔍

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