VDB-107146 · CVE-2017-9958 · BID 99344

Schneider Electric U.motion Builder up to 1.2.1 Access Control Config access control

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.
7.8	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Schneider Electric U.motion Builder up to 1.2.1 and classified as critical. The affected element is an unknown function of the component Access Control. Executing a manipulation as part of Config can lead to access control. This vulnerability is handled as CVE-2017-9958. It is possible to launch the attack on the local host. There is not any exploit available.

Detailsinfo

A vulnerability classified as critical was found in Schneider Electric U.motion Builder up to 1.2.1 (Automation Software). This vulnerability affects an unknown code of the component Access Control. The manipulation as part of a Config 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. CVE summarizes:

An improper access control vulnerability exists in Schneider Electric's U.motion Builder software versions 1.2.1 and prior in which an improper handling of the system configuration can allow an attacker to execute arbitrary code under the context of root.

The bug was discovered 06/29/2017. The weakness was released 09/26/2017 by rgod with Zero Day Initiative (Website) via ZDI (Zero Day Initiative). The advisory is available at schneider-electric.com. This vulnerability was named CVE-2017-9958 since 06/26/2017. The exploitation appears to be easy. Local access is required to approach this attack. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1068 by the MITRE ATT&CK project.

The vulnerability was handled as a non-public zero-day exploit for at least 88 days. During that time the estimated underground price was around $0-$5k.

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

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 99344†). Entries connected to this vulnerability are available at VDB-107142, VDB-107143, VDB-107144 and VDB-107145. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Automation Software

Vendor

Schneider Electric

Name

U.motion Builder

Version

License

commercial

Website

Vendor: https://www.schneider-electric.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.8

VulDB Base Score: 7.8
VulDB Temp Score: 7.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

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

Physical: Partially
Local: Yes
Remote: No

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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

06/26/2017 🔍
06/29/2017 +3 days 🔍
06/30/2017 +1 days 🔍
09/25/2017 +87 days 🔍
09/26/2017 +1 days 🔍
09/26/2017 +0 days 🔍
01/14/2021 +1206 days 🔍

Sourcesinfo

Vendor: schneider-electric.com

Advisory: schneider-electric.com
Researcher: rgod working with Trend Micro???s Zero Day Initiative. (rgod)
Organization: Zero Day Initiative
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-9958 (🔍)
GCVE (CVE): GCVE-0-2017-9958
GCVE (VulDB): GCVE-100-107146
SecurityFocus: 99344 - Schneider Electric U.motion Builder Multiple Security Vulnerabilities

See also: 🔍

Entryinfo

Created: 09/26/2017 15:17
Updated: 01/14/2021 14:08
Changes: 09/26/2017 15:17 (65), 11/19/2019 17:51 (3), 01/14/2021 14:08 (2)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.