Schneider Electric Quantum Ethernet Module 140noe77100 3.3 ComputePassword improper authentication

CVSS Meta Temp Score
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CTI Interest Score
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9.8$0-$5k0.00

A vulnerability was found in Schneider Electric Quantum Ethernet Module 140noe77100 3.3 (SCADA Software). It has been rated as critical. Affected by this issue is the function ComputePassword. The manipulation with an unknown input leads to a improper authentication vulnerability. Using CWE to declare the problem leads to CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. Impacted is confidentiality, integrity, and availability. CVE summarizes:

The ComputePassword function in the Schneider Electric Quantum Ethernet Module on the NOE 771 device (aka the Quantum 140NOE771* module) generates the password for the fwupgrade account by performing a calculation on the MAC address, which makes it easier for remote attackers to obtain access via a (1) ARP request message or (2) Neighbor Solicitation message.

The weakness was presented 12/17/2011 (Website). The advisory is shared for download at reversemode.com. This vulnerability is handled as CVE-2011-4860 since 12/16/2011. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are known technical details, but no exploit is available.

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

See VDB-59769 for similar entry.

Productinfo

Type

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: 9.8
VulDB Meta Temp Score: 9.8

VulDB Base Score: 9.8
VulDB Temp Score: 9.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

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: 🔍

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

12/16/2011 🔍
12/17/2011 +1 days 🔍
12/17/2011 +0 days 🔍
03/23/2015 +1192 days 🔍
01/13/2018 +1027 days 🔍

Sourcesinfo

Vendor: schneider-electric.com

Advisory: reversemode.com
Status: Not defined

CVE: CVE-2011-4860 (🔍)
See also: 🔍

Entryinfo

Created: 03/23/2015 16:50
Updated: 01/13/2018 12:41
Changes: 03/23/2015 16:50 (42), 01/13/2018 12:41 (6)
Complete: 🔍
Cache ID: 3:5CF:103

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