PT-2021-23615 · Emerson · Wirelesshart Gateway+2

Amir Preminger · Published 2021-10-22 · Updated 2021-10-27 · CVE-2021-42536

Positive Technologies (AI Summary)

CVSS v3.1

8.0

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Product (affected versions not specified)

Description The issue allows all users access to read global variables, resulting in the disclosure of peer username and password.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Information Disclosure

Exposure of Resource to Wrong Sphere

Weakness Enumeration

CWE-200

CWE-668

Related Identifiers

CVE-2021-42536

Affected Products

Wirelesshart Gateway

Wireless 1410D Gateway Firmware

Wireless 1420 Gateway Firmware

References · 4

• https://us-cert.cisa.gov/ics/advisories/icsa-21-278-02 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2021-42536 · Security Note
• https://osv.dev/vulnerability/CVE-2021-42536 · Vendor Advisory
• https://t.me/cibsecurity/31045 · Telegram Post