VDB-102946 · CVE-2017-6034 · BID 97562

Schneider Electric Cove Authentication Command improper authentication

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 (≈)
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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.
8.3$0-$5k0.00

Summaryinfo

A vulnerability was found in Schneider Electric Cove and classified as problematic. This affects an unknown function of the component Authentication. Executing a manipulation as part of Command can lead to improper authentication. This vulnerability is handled as CVE-2017-6034. The attack can be executed remotely. There is not any exploit available.

Detailsinfo

A vulnerability has been found in Schneider Electric Cove (SCADA Software) (the affected version is unknown) and classified as problematic. This vulnerability affects an unknown code of the component Authentication. The manipulation as part of a Command leads to a improper authentication vulnerability. The CWE definition for the vulnerability is CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. As an impact it is known to affect confidentiality. CVE summarizes:

An Authentication Bypass by Capture-Replay issue was discovered in Schneider Electric Modicon Modbus Protocol. Sensitive information is transmitted in cleartext in the Modicon Modbus protocol, which may allow an attacker to replay the following commands: run, stop, upload, and download.

The bug was discovered 04/11/2017. The weakness was released 06/30/2017 (Website). The advisory is available at ics-cert.us-cert.gov. This vulnerability was named CVE-2017-6034 since 02/16/2017. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available.

The vulnerability was handled as a non-public zero-day exploit for at least 79 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 97562†). Entry connected to this vulnerability is available at VDB-102945. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.3
VulDB Meta Temp Score: 8.3

VulDB Base Score: 5.3
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

ADP CISA Base Score: 9.8
ADP CISA 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: Improper authentication
CWE: CWE-287
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/16/2017 🔍
04/11/2017 +54 days 🔍
04/11/2017 +0 days 🔍
06/29/2017 +79 days 🔍
06/30/2017 +1 days 🔍
06/30/2017 +0 days 🔍
05/29/2026 +3255 days 🔍

Sourcesinfo

Vendor: schneider-electric.com

Advisory: ics-cert.us-cert.gov
Researcher: Eran Goldstein
Status: Not defined

CVE: CVE-2017-6034 (🔍)
GCVE (CVE): GCVE-0-2017-6034
GCVE (VulDB): GCVE-100-102946
SecurityFocus: 97562 - Schneider Electric Modicon Modbus Protocol Multiple Authentication Bypass Vulnerabilities

See also: 🔍

Entryinfo

Created: 06/30/2017 10:50
Updated: 05/29/2026 03:57
Changes: 06/30/2017 10:50 (60), 10/21/2019 12:25 (3), 12/30/2020 10:32 (3), 05/29/2026 03:57 (26)
Complete: 🔍
Cache ID: 216::103

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

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