CVE-2021-33716

Common vulnerabilities & exposures (CVE)

CVE database CVE database blogpost Release & EoL database

Published at: - 14-09-2021 01:15

Last modified: - 14-06-2022 12:15

Total changes: - 3

Description

A vulnerability has been identified in SIMATIC CP 1543-1 (incl. SIPLUS variants) (All versions < V3.0), SIMATIC CP 1545-1 (All versions < V1.1). An attacker with access to the subnet of the affected device could retrieve sensitive information stored in cleartext.

Common Vulnerability Scoring System (CVSS)

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Low

Attack complexity

Adjacent

Attack vector

None

Availability

High

Confidentiality

None

Integrity

None

Privileges required

Unchanged

Scope

None

User interaction

6.5

Base score

2.8

3.6

Exploitability score

Impact score

Verification logic

AND

vendor=siemens AND product=simatic_cp_1543-1_firmware AND versionEndExcluding=3.0

vendor=siemens AND product=simatic_cp_1543-1 AND version=-

AND

vendor=siemens AND product=simatic_cp_1545-1_firmware

vendor=siemens AND product=simatic_cp_1545-1 AND version=-

Reference

https://cert-portal.siemens.com/productcert/pdf/ssa-535997.pdf

Keywords

CVE-2021-33716

Common vulnerabilities & exposures (CVE)

Description

Common Vulnerability Scoring System (CVSS)

Verification logic

Reference

NVD

CVE-2021-33716

CVE

Common vulnerabilities & exposures

CVSS

Common vulnerability scoring system

Security

Vulnerabilities

Exposures