CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:P/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
EPSS
Percentile
64.6%
Vulnerable products
MGE Galaxy 3000
MGE Galaxy 4000
MGE Galaxy 5000
MGE Galaxy 6000
MGE Galaxy 9000
MGE EPS 6000
MGE EPS 7000
MGE EPS 8000
MGE Comet UPS
MGE Galaxy PW
STS (MGE Upsilon)
Link:
<https://www.schneider-electric.com/>
Severity level
Severity level: High
Impact: Settings modification
Access Vector: Remote
CVSS v3:
Base Score: 7.5
Vector: (AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L)
CVE: CVE-2018-7245
Vulnerability description
The specialists of the Positive Research center have detected an Unauthorized Actions vulnerability in APC Uninterrupted Power Supplies.
Vulnerability in Schneider Electricβs MGE SNMP/Web Card 66074 installed in MGE UPS and MGE STS, related to the integrated web server (Port 80/443/TCP), allows remote attackers to change UPS control and shutdown parameters or other critical settings without authorization.
How to fix
Use vendorβs advisory:
<https://www.schneider-electric.com/en/download/document/SEVD-2018-074-01/>
Advisory status
20.02.2016 - Vendor gets vulnerability details
15.03.2018 - Vendor releases fixed version and details
18.12.2018 - Public disclosure
Credits
The vulnerability was detected by Ilya Karpov, Positive Research Center (Positive Technologies Company)
References
<http://en.securitylab.ru/lab/PT-2018-37>
https://www.ptsecurity.com/
<https://en.securitylab.ru/lab/>
About Positive Technologies
Positive Technologies is a leading digital security firm with over 15 years of experience in 360Β° protection of critical IT systems against the most advanced cyberthreats. State-of-the-art solutions are developed at the companyβs research centerβone of the largest in Europe. Positive Technologies experts have helped to identify and fix over 250 zero-day vulnerabilities in products from Cisco, Google, Honeywell, Huawei, Microsoft, Oracle, SAP, Schneider Electric, Siemens, and others, earning a reputation for world-class expertise in protection of devices and infrastructures at all scales from ATMs to nuclear power stations. Findings by Positive Technologies researchers are used for updating the MaxPatrol knowledge base and for development of security solutions including PT Application Firewall, PT Application Inspector, MaxPatrol. These products allow securing web applications, evaluating network protection, blocking attacks in real time, ensuring compliance with industry and national standards, and training security specialists. Positive Technologies is the organizer of the annual Positive Hack Days international forum and security competition.
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:P/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
EPSS
Percentile
64.6%