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[email protected]CVE-2021-40837

HistoryFeb 09, 2022 - 1:15 p.m.

CVE-2021-40837

2022-02-0913:15:08

[email protected]

web.nvd.nist.gov

f-secure

antivirus engine

ace file

vulnerability

capricorn update

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

5.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

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

5.2 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

38.6%

JSON

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.

Affected configurations

NVD

Node

f-secureatlantRange<2022-02-01_01

f-secureinternet_gatekeeperRange<2022-02-01_01

f-securelinux_securityRange<2022-02-01_01

f-securesecurity_cloudRange<2022-02-01_01

Node

f-secureelements_endpoint_detection_and_responseRange<2022-02-01_01

f-secureelements_endpoint_protectionRange<2022-02-01_01

AND

applemacosMatch-

microsoftwindowsMatch-

CPENameOperatorVersion
f-secure:atlantf-secure atlantlt2022-02-01_01
f-secure:internet_gatekeeperf-secure internet gatekeeperlt2022-02-01_01
f-secure:linux_securityf-secure linux securitylt2022-02-01_01
f-secure:security_cloudf-secure security cloudlt2022-02-01_01

CPE	Name	Operator	Version
f-secure:atlant	f-secure atlant	lt	2022-02-01_01
f-secure:internet_gatekeeper	f-secure internet gatekeeper	lt	2022-02-01_01
f-secure:linux_security	f-secure linux security	lt	2022-02-01_01
f-secure:security_cloud	f-secure security cloud	lt	2022-02-01_01

CNA Affected

[
  {
    "product": "F-Secure endpoint protection products on Windows and Mac. F-Secure Linux Security (32-bit), F-Secure Linux Security 64, F-Secure Atlant, F-Secure Internet Gatekeeper & F-Secure Security Cloud",
    "vendor": "F-Secure",
    "versions": [
      {
        "status": "affected",
        "version": "All Version "
      }
    ]
  }
]

References

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

www.f-secure.com/en/business/support-and-downloads/security-advisories/cve-2021-40837

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

5.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

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

5.2 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

38.6%

JSON

Related for CVE-2021-40837

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