CVE-2023-43765

Severity Score

7.5

*CVSS v3.1

Exploit Likelihood

< 1%

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

Attend

*SSVC

Descriptions

Certain WithSecure products allow Denial of Service in the aeelf component. This affects WithSecure Client Security 15, WithSecure Server Security 15, WithSecure Email and Server Security 15, WithSecure Elements Endpoint Protection 17 and later, WithSecure Client Security for Mac 15, WithSecure Elements Endpoint Protection for Mac 17 and later, Linux Security 64 12.0 , Linux Protection 12.0, and WithSecure Atlant (formerly F-Secure Atlant) 1.0.35-1.

Ciertos productos WithSecure permiten la Denegación de Servicio en el componente aeelf. Esto afecta a WithSecure Client Security 15, WithSecure Server Security 15, WithSecure Email and Server Security 15, WithSecure Elements Endpoint Protection 17 y posteriores, WithSecure Client Security para Mac 15, WithSecure Elements Endpoint Protection para Mac 17 y posteriores, Linux Security 64 12.0, Linux Protection 12.0 y WithSecure Atlant (anteriormente F-Secure Atlant) 1.0.35-1.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

None

Integrity

None

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:Attend

Exploitation

None

Automatable

Yes

Tech. Impact

Partial

* Organization's Worst-case Scenario

Timeline

2023-09-22 CVE Reserved
2023-09-22 CVE Published
2024-09-25 CVE Updated
2025-03-30 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CAPEC

References (2)

URL	Tag	Source
https://www.withsecure.com/en/support/security-advisorie...	Broken Link

1 - 1 of 1

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://www.withsecure.com/en/support/security-advisories	2023-09-26

1 - 1 of 1

Affected Vendors, Products, and Versions (9)

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
F-secure Search vendor "F-secure"	Linux Protection Search vendor "F-secure" for product "Linux Protection"	12.0 Search vendor "F-secure" for product "Linux Protection" and version "12.0"	-	Affected	in	Linux Search vendor "Linux"	Linux Kernel Search vendor "Linux" for product "Linux Kernel"	-	-	Safe
F-secure Search vendor "F-secure"	Linux Security 64 Search vendor "F-secure" for product "Linux Security 64"	12.0 Search vendor "F-secure" for product "Linux Security 64" and version "12.0"	-	Affected	in	Linux Search vendor "Linux"	Linux Kernel Search vendor "Linux" for product "Linux Kernel"	-	-	Safe
F-secure Search vendor "F-secure"	Client Security Search vendor "F-secure" for product "Client Security"	15.00 Search vendor "F-secure" for product "Client Security" and version "15.00"	-	Affected	in	Microsoft Search vendor "Microsoft"	Windows Search vendor "Microsoft" for product "Windows"	-	-	Safe
F-secure Search vendor "F-secure"	Elements Endpoint Protection Search vendor "F-secure" for product "Elements Endpoint Protection"	>= 17.0 Search vendor "F-secure" for product "Elements Endpoint Protection" and version " >= 17.0"	-	Affected	in	Microsoft Search vendor "Microsoft"	Windows Search vendor "Microsoft" for product "Windows"	-	-	Safe
F-secure Search vendor "F-secure"	Email And Server Security Search vendor "F-secure" for product "Email And Server Security"	15.00 Search vendor "F-secure" for product "Email And Server Security" and version "15.00"	-	Affected	in	Microsoft Search vendor "Microsoft"	Windows Search vendor "Microsoft" for product "Windows"	-	-	Safe
F-secure Search vendor "F-secure"	Server Security Search vendor "F-secure" for product "Server Security"	15.00 Search vendor "F-secure" for product "Server Security" and version "15.00"	-	Affected	in	Microsoft Search vendor "Microsoft"	Windows Search vendor "Microsoft" for product "Windows"	-	-	Safe
F-secure Search vendor "F-secure"	Client Security Search vendor "F-secure" for product "Client Security"	15.00 Search vendor "F-secure" for product "Client Security" and version "15.00"	-	Affected	in	Apple Search vendor "Apple"	Macos Search vendor "Apple" for product "Macos"	-	-	Safe
F-secure Search vendor "F-secure"	Elements Endpoint Protection Search vendor "F-secure" for product "Elements Endpoint Protection"	>= 17.0 Search vendor "F-secure" for product "Elements Endpoint Protection" and version " >= 17.0"	-	Affected	in	Apple Search vendor "Apple"	Macos Search vendor "Apple" for product "Macos"	-	-	Safe
Vendor		Product				Version		Other		Status
F-secure Search vendor "F-secure"		Atlant Search vendor "F-secure" for product "Atlant"				1.0.35-1 Search vendor "F-secure" for product "Atlant" and version "1.0.35-1"		-		Affected

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