VDB-113183 · CVE-2017-9968 · BID 103048

Schneider Electric IGSS Mobile Application 3.01 TLS Certificate Pinning certificate validation

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.
5.7	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Schneider Electric IGSS Mobile Application 3.01. It has been rated as critical. This issue affects some unknown processing of the component TLS Handler. The manipulation leads to certificate validation (Certificate Pinning). This vulnerability is listed as CVE-2017-9968. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability was found in Schneider Electric IGSS Mobile Application 3.01 (SCADA Software). It has been rated as critical. This issue affects an unknown function of the component TLS Handler. The manipulation with an unknown input leads to a certificate validation vulnerability (Certificate Pinning). Using CWE to declare the problem leads to CWE-295. The product does not validate, or incorrectly validates, a certificate. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

A security misconfiguration vulnerability exists in Schneider Electric's IGSS Mobile application versions 3.01 and prior in which a lack of certificate pinning during the TLS/SSL connection establishing process can result in a man-in-the-middle attack.

The bug was discovered 02/08/2018. The weakness was presented 02/12/2018 (Website). It is possible to read the advisory at schneider-electric.com. The identification of this vulnerability is CVE-2017-9968 since 06/26/2017. The exploitation is known to be difficult. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1587.003 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 4 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 103048†). See VDB-113184 for similar entry. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

SCADA Software

Vendor

Schneider Electric

Name

IGSS Mobile Application

Version

3.01

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: 5.7
VulDB Meta Temp Score: 5.7

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

NVD Base Score: 5.9
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

Name: Certificate Pinning
Class: Certificate validation / Certificate Pinning
CWE: CWE-295 / 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
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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

06/26/2017 🔍
02/08/2018 +227 days 🔍
02/12/2018 +4 days 🔍
02/12/2018 +0 days 🔍
02/13/2018 +1 days 🔍
02/15/2018 +1 days 🔍
02/03/2021 +1084 days 🔍

Sourcesinfo

Vendor: schneider-electric.com

Advisory: schneider-electric.com
Researcher: Alexander Bolshev
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-9968 (🔍)
GCVE (CVE): GCVE-0-2017-9968
GCVE (VulDB): GCVE-100-113183
SecurityFocus: 103048

See also: 🔍

Entryinfo

Created: 02/13/2018 17:54
Updated: 02/03/2021 09:58
Changes: 02/13/2018 17:54 (60), 01/04/2020 10:56 (2), 02/03/2021 09:58 (5)
Complete: 🔍
Cache ID: 216::103