CVEvulnerability

CVE-2021-32978

7.5 HIGH Published 2022-04-04 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2022-04-04
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS 3.1 ([email protected])
7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS 2.0 ([email protected])
5.0 MEDIUM — AV:N/AC:L/Au:N/C:P/I:N/A:N
Weaknesses
CWE-256, CWE-522

Description

The programming protocol allows for a previously entered password and lock state to be read by an attacker. If the previously entered password was successful, the attacker can then use the password to unlock Automation Direct CLICK PLC CPU Modules: C0-1x CPUs with firmware prior to v3.00.

Affected configurations

• automationdirect c0-10dd1e-d firmware (< 3.00) • automationdirect c0-10dd2e-d firmware (< 3.00) • automationdirect c0-10dre-d firmware (< 3.00) • automationdirect c0-10are-d firmware (< 3.00) • automationdirect c0-11dd1e-d firmware (< 3.00) • automationdirect c0-11dd2e-d firmware (< 3.00) • automationdirect c0-11dre-d firmware (< 3.00) • automationdirect c0-11are-d firmware (< 3.00) • automationdirect c0-12dd1e-d firmware (< 3.00) • automationdirect c0-12dd2e-d firmware (< 3.00) • automationdirect c0-12dre-d firmware (< 3.00) • automationdirect c0-12are-d firmware (< 3.00) • automationdirect c0-12dd1e-1-d firmware (< 3.00) • automationdirect c0-12dd2e-1-d firmware (< 3.00) • automationdirect c0-12dre-1-d firmware (< 3.00) • automationdirect c0-12are-1-d firmware (< 3.00) • automationdirect c0-12dd1e-2-d firmware (< 3.00) • automationdirect c0-12dd2e-2-d firmware (< 3.00) • automationdirect c0-12dre-2-d firmware (< 3.00) • automationdirect c0-12are-2-d firmware (< 3.00)

Related

Weakness · CWE (2)

  • CWE-256 Plaintext Storage of a Password weakness
  • CWE-522 Insufficiently Protected Credentials weakness

References