CVE-2021-40837

Denial-of-Service (DoS) Vulnerability

Severity Score

5.3

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

A vulnerability affecting F-Secure antivirus engine before Capricorn update 2022-02-01_01 was discovered whereby decompression of ACE file causes the scanner service to stop. The vulnerability can be exploited remotely by an attacker. A successful attack will result in denial-of-service of the antivirus engine.

Se ha detectado una vulnerabilidad que afecta al motor antivirus de F-Secure versiones anteriores a la actualización 2022-02-01_01 de Capricorn, por la que una descompresión del archivo ACE causa la detención del servicio de escáner. La vulnerabilidad puede ser explotada de forma remota por un atacante. Un ataque con éxito resultará en una denegación de servicio del motor antivirus

*Credits: N/A

CVSS Scores

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

Low

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

Low

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

None

Integrity

None

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-09-09 CVE Reserved
2022-02-09 CVE Published
2024-08-04 CVE Updated
2024-10-25 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CAPEC

References (2)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://www.f-secure.com/en/business/support-and-downloads/security-advisories	2022-02-11
https://www.f-secure.com/en/business/support-and-downloads/security-advisories/cve-2021-40837	2022-02-11

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
F-secure Search vendor "F-secure"	Elements Endpoint Detection And Response Search vendor "F-secure" for product "Elements Endpoint Detection And Response"	< 2022-02-01_01 Search vendor "F-secure" for product "Elements Endpoint Detection And Response" and version " < 2022-02-01_01"	-	Affected	in	Apple Search vendor "Apple"	Macos Search vendor "Apple" for product "Macos"	-	-	Safe
F-secure Search vendor "F-secure"	Elements Endpoint Detection And Response Search vendor "F-secure" for product "Elements Endpoint Detection And Response"	< 2022-02-01_01 Search vendor "F-secure" for product "Elements Endpoint Detection And Response" and version " < 2022-02-01_01"	-	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"	< 2022-02-01_01 Search vendor "F-secure" for product "Elements Endpoint Protection" and version " < 2022-02-01_01"	-	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"	< 2022-02-01_01 Search vendor "F-secure" for product "Elements Endpoint Protection" and version " < 2022-02-01_01"	-	Affected	in	Microsoft Search vendor "Microsoft"	Windows Search vendor "Microsoft" for product "Windows"	-	-	Safe
F-secure Search vendor "F-secure"		Atlant Search vendor "F-secure" for product "Atlant"				< 2022-02-01_01 Search vendor "F-secure" for product "Atlant" and version " < 2022-02-01_01"		-		Affected
F-secure Search vendor "F-secure"		Internet Gatekeeper Search vendor "F-secure" for product "Internet Gatekeeper"				< 2022-02-01_01 Search vendor "F-secure" for product "Internet Gatekeeper" and version " < 2022-02-01_01"		-		Affected
F-secure Search vendor "F-secure"		Linux Security Search vendor "F-secure" for product "Linux Security"				< 2022-02-01_01 Search vendor "F-secure" for product "Linux Security" and version " < 2022-02-01_01"		-		Affected
F-secure Search vendor "F-secure"		Security Cloud Search vendor "F-secure" for product "Security Cloud"				< 2022-02-01_01 Search vendor "F-secure" for product "Security Cloud" and version " < 2022-02-01_01"		-		Affected