VDB-107143 · CVE-2017-7974 · BID 99344

Schneider Electric U.motion Builder up to 1.2.1 path traversal

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.
8.5	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Schneider Electric U.motion Builder up to 1.2.1. This vulnerability affects unknown code. This manipulation causes path traversal. This vulnerability appears as CVE-2017-7974. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability was found in Schneider Electric U.motion Builder up to 1.2.1 (Automation Software). It has been declared as critical. Affected by this vulnerability is an unknown functionality. The manipulation with an unknown input leads to a path traversal vulnerability. The CWE definition for the vulnerability is CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

A path traversal information disclosure vulnerability exists in Schneider Electric's U.motion Builder software versions 1.2.1 and prior in which an unauthenticated user can execute arbitrary code and exfiltrate files.

The bug was discovered 06/29/2017. The weakness was presented 09/26/2017 by rgod with Zero Day Initiative (Website) via ZDI (Zero Day Initiative). It is possible to read the advisory at schneider-electric.com. This vulnerability is known as CVE-2017-7974 since 04/19/2017. 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 T1006 according to MITRE ATT&CK.

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†). See VDB-107142, VDB-107144, VDB-107145 and VDB-107146 for similar entries. Be aware that VulDB is the high quality source for vulnerability data.

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: 8.5
VulDB Meta Temp Score: 8.5

VulDB Base Score: 7.3
VulDB Temp Score: 7.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

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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: Path traversal
CWE: CWE-22
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
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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

04/19/2017 🔍
06/29/2017 +71 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-2017-7974 (🔍)
GCVE (CVE): GCVE-0-2017-7974
GCVE (VulDB): GCVE-100-107143
SecurityFocus: 99344 - Schneider Electric U.motion Builder Multiple Security Vulnerabilities

See also: 🔍

Entryinfo

Created: 09/26/2017 15:16
Updated: 01/14/2021 13:54
Changes: 09/26/2017 15:16 (64), 11/19/2019 17:31 (3), 01/14/2021 13:54 (2)
Complete: 🔍
Cache ID: 216::103