PT-2021-23996 · Myscada · Myscada Mypro

Michael Heinzl · Published 2021-12-23 · Updated 2023-07-21 · CVE-2021-43989

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions: mySCADA myPRO versions 8.20.0 and prior

Description: The issue concerns the storage of passwords using MD5, which may allow an attacker to crack previously retrieved password hashes.

Recommendations: For mySCADA myPRO versions 8.20.0 and prior, consider updating the password storage mechanism to a more secure hashing algorithm to prevent potential password cracking. As a temporary workaround, restrict access to sensitive areas of the system to minimize the risk of exploitation.

Fix

Use of a Broken Cryptographic Algorithm

Weakness Enumeration

CWE-327

CWE-916

Related Identifiers

CVE-2021-43989

Affected Products

Myscada Mypro

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2021-43989 · Security Note
• https://osv.dev/vulnerability/CVE-2021-43989 · Vendor Advisory
• https://t.me/cibsecurity/34592 · Telegram Post
• https://cisa.gov/uscert/ics/advisories/icsa-21-355-01 · Note