PT-2021-23618 · Emerson · Wirelesshart Gateway+2

Amir Preminger · Published 2021-10-22 · Updated 2021-10-28 · CVE-2021-42540

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

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

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

Description The issue concerns an unsanitized extract folder for system configuration, which can be exploited by a low-privileged user to overwrite settings and other key functionality.

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

Weakness Enumeration

CWE-123

Related Identifiers

CVE-2021-42540

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-2021-42540 · Security Note
• https://osv.dev/vulnerability/CVE-2021-42540 · Vendor Advisory
• https://t.me/cibsecurity/31031 · Telegram Post