PT-2020-18570 · Mitsubishi · Mitsubishi Electric Got2000 Series

Published 2020-07-07 · Updated 2020-07-14 · CVE-2020-5597

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions Mitsubishi Electric GOT2000 series versions -Y and earlier

Description The issue concerns a null pointer dereference vulnerability in the TCP/IP function of the firmware. This vulnerability may allow a remote attacker to stop the network functions of the products or execute a malicious program via a specially crafted packet.

Recommendations For Mitsubishi Electric GOT2000 series versions -Y and earlier, consider restricting access to the network to minimize the risk of exploitation until a patch is available. As a temporary workaround, limiting the exposure of the device to untrusted networks may help reduce the risk. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

CVE-2020-5597

Affected Products

Mitsubishi Electric Got2000 Series

References · 5

• https://osv.dev/vulnerability/CVE-2020-5597 · Vendor Advisory
• https://mitsubishielectric.com/en/psirt/vulnerability/pdf/2020-005_en.pdf · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-5597 · Security Note
• https://jvn.jp/en/vu/JVNVU95413676/index.html · Note
• https://t.me/cvenotify/4898 · Telegram Post