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[email protected]CVE-2021-33603

HistoryOct 08, 2021 - 10:15 a.m.

CVE-2021-33603

2021-10-0810:15:00

NVD-CWE-noinfo

[email protected]

web.nvd.nist.gov

cve-2021-33603

denial of service

dos

vulnerability

f-secure atlant

avpack

anti-virus engine

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

6.4 Medium

AI Score

Confidence

High

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.001 Low

EPSS

Percentile

41.8%

JSON

A Denial-of-Service (DoS) vulnerability was discovered in F-Secure Atlant whereby the AVPACK module component used in certain F-Secure products can crash while scanning a fuzzed files. The exploit can be triggered remotely by an attacker. A successful attack will result in Denial-of-Service (DoS) of the Anti-Virus engine.

CPENameOperatorVersion
f-secure:linux_securityf-secure linux securityeq-
f-secure:cloud_protection_for_salesforcef-secure cloud protection for salesforceeq-
f-secure:elements_for_microsoft_365f-secure elements for microsoft 365eq-
f-secure:atlantf-secure atlanteq-
f-secure:internet_gatekeeperf-secure internet gatekeepereq-
f-secure:elements_endpoint_detection_and_responsef-secure elements endpoint detection and responseeq-
f-secure:elements_endpoint_protectionf-secure elements endpoint protectioneq-

CPE	Name	Operator	Version
f-secure:linux_security	f-secure linux security	eq	-
f-secure:cloud_protection_for_salesforce	f-secure cloud protection for salesforce	eq	-
f-secure:elements_for_microsoft_365	f-secure elements for microsoft 365	eq	-
f-secure:atlant	f-secure atlant	eq	-
f-secure:internet_gatekeeper	f-secure internet gatekeeper	eq	-
f-secure:elements_endpoint_detection_and_response	f-secure elements endpoint detection and response	eq	-
f-secure:elements_endpoint_protection	f-secure elements endpoint protection	eq	-

References

www.f-secure.com/en/business/programs/vulnerability-reward-program/hall-of-fame

www.f-secure.com/en/business/support-and-downloads/security-advisories/cve-2021-33603

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

6.4 Medium

AI Score

Confidence

High

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.001 Low

EPSS

Percentile

41.8%

JSON

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