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CVE-2021-33719

nvd nist
Published: Sep 14, 2021Modified: Nov 21, 2024

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9.8
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Exploitability: 3.9 / Impact: 5.9
Source: NVD

Description

A vulnerability has been identified in SIPROTEC 5 relays with CPU variants CP050 (All versions < V8.80), SIPROTEC 5 relays with CPU variants CP100 (All versions < V8.80), SIPROTEC 5 relays with CPU variants CP300 (All versions < V8.80). Specially crafted packets sent to port 4443/tcp could cause a Denial-of-Service condition or potential remote code execution.

Affected (3)

Siemens
3 products
Siprotec 5 With Cpu Variant Cp050
Siprotec 5 With Cpu Variant Cp100
Siprotec 5 With Cpu Variant Cp300
Configuration A
3 vulnerable
Vulnerable SoftwareAffected Versions
Siprotec 5 With Cpu Variant Cp050
Before 8.80
Siprotec 5 With Cpu Variant Cp100
Before 8.80
Siprotec 5 With Cpu Variant Cp300
Before 8.80

Related CWEs

CWE-120
Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow.

References (2)

Source: productcert@siemens.com
PatchVendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
PatchVendor Advisory

Timeline

No history available yet.