Vulnerability identifier: #VU10619

Vulnerability risk: High

CVSSv3.1: 8.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-5475

CWE-ID: CWE-121

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
D60 Line Distance Relay
Hardware solutions / Firmware

Vendor: GE

Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The weakness exists due to multiple stack-based buffer overflows. A remote attacker can trigger memory corruption and execute arbitrary code with elevated privileges.

Successful exploitation of the vulnerability may result in system compromise.

Mitigation
Install update from vendor's website.
https://www.gegridsolutions.com/app/ViewFiles.aspx?prod=d60&type=7

Vulnerable software versions

D60 Line Distance Relay: 7.0 - 7.11

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External links
http://ics-cert.us-cert.gov/advisories/ICSA-18-046-02

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.