CVE-2021-25673

A vulnerability has been identified in SIMATIC S7-PLCSIM V5.4 (All versions). An attacker with local access to the system could cause a Denial-of-Service condition in the application when it is used to open a specially crafted file. As a consequence, the application could enter an infinite loop, become unresponsive and must be restarted to restore the service.

CVSS v3 5.5 MEDIUM
CVSS v2.0 4.9 MEDIUM

5.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

4.9^/10

CVSS v2.0 : MEDIUM

Vector : AV:L/AC:L/Au:N/C:N/I:N/A:C

Exploitability : 3.9 / Impact : 6.9

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact COMPLETE

References

Link	Resource
https://cert-portal.siemens.com/productcert/pdf/ssa-256092.pdf	Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:siemens:simatic_s7-plcsim:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2021-03-15 17:15

Updated : 2024-02-28 18:08

NVD link : CVE-2021-25673

Mitre link : CVE-2021-25673

CVE.ORG link : CVE-2021-25673

JSON object : View

Products Affected

siemens

simatic_s7-plcsim

CWE

CWE-835

Loop with Unreachable Exit Condition ('Infinite Loop')

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