Denial of service in ABB Relion 650 and 670 Series



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2019-18247
CWE-ID CWE-20
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Relion 670 series
Server applications / SCADA systems

Relion 650 series
Server applications / SCADA systems

Vendor ABB

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Input validation error

EUVDB-ID: #VU23013

Risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2019-18247

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can use a specially crafted message to force the device to reboot and cause a denial of service condition.

This vulnerability affects the following versions of Relion 650 and Relion 670 series:

  • Relion 650 series versions 1.3.0.5 and prior
  • Relion 670 series versions 1.2.3.18 and prior
  • Relion 670 series versions 2.0.0.11 and prior
  • Relion 670 series versions 2.1.0.1 and prior

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Relion 670 series: 1.2.3.18 - 2.1.0.1

Relion 650 series: 1.3.0.5

CPE2.3 External links

http://ics-cert.us-cert.gov/advisories/icsa-19-330-02


Q & A

Can this vulnerability be exploited remotely?

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

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

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



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