CVE-2021-40833

A vulnerability affecting F-Secure antivirus engine was discovered whereby unpacking UPX file can lead to denial-of-service. The vulnerability can be exploited remotely by an attacker. A successful attack will result in denial-of-service of the antivirus engine.

CVSS v3.0 5.5 MEDIUM
CVSS v2.0 4.3 MEDIUM

5.5^/10

CVSS v3.0 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

4.3^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:M/Au:N/C:N/I:N/A:P

Exploitability : 8.6 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://www.f-secure.com/en/business/programs/vulnerability-reward-program/hall-of-fame	Vendor Advisory
https://www.f-secure.com/en/business/support-and-downloads/security-advisories/cve-2021-40833	Vendor Advisory

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Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:f-secure:atlant:-:::::::*
	cpe:2.3:a:f-secure:internet_gatekeeper:-:::::::*
	cpe:2.3:a:f-secure:linux_security:-::::::x86:
	cpe:2.3:a:f-secure:linux_security_64:-:::::::*

Configuration 2 (hide)

AND

cpe:2.3:a:f-secure:elements_endpoint_protection:-:*:*:*:*:*:*:*

OR	cpe:2.3:o:apple:macos:-:::::::*
	cpe:2.3:o:microsoft:windows:-:::::::*

Information

Published : 2021-11-26 09:15

Updated : 2021-11-30 06:35

NVD link : CVE-2021-40833

Mitre link : CVE-2021-40833

JSON object : View

CWE

CWE-404

Improper Resource Shutdown or Release

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Products Affected

f-secure

internet_gatekeeper
atlant
linux_security_64
elements_endpoint_protection
linux_security

microsoft

windows

apple

macos

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