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F-SecureUSCVE-2021-33572

HistoryJun 21, 2021 - 12:15 p.m.

CVE-2021-33572

2021-06-2112:15:07

CWE-476

F-SecureUS

web.nvd.nist.gov

cve-2021-33572

dos vulnerability

f-secure

linux security

fsavd

anti-virus engine

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

6.4

Confidence

High

EPSS

0.001

Percentile

35.0%

JSON

A Denial-of-Service (DoS) vulnerability was discovered in F-Secure Linux Security whereby the FSAVD component used in certain F-Secure products can crash while scanning larger packages/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.

Affected configurations

Nvd

Node

f-securecloud_protection_for_salesforceMatch-

f-secureelements_for_microsoft_365Match-

f-secureendpoint_protection

f-securelinux_securityMatch-

VendorProductVersionCPE
f-securecloud_protection_for_salesforce-cpe:2.3:a:f-secure:cloud_protection_for_salesforce:-:*:*:*:*:*:*:*
f-secureelements_for_microsoft_365-cpe:2.3:a:f-secure:elements_for_microsoft_365:-:*:*:*:*:*:*:*
f-secureendpoint_protection*cpe:2.3:a:f-secure:endpoint_protection:*:*:*:*:*:*:*:*
f-securelinux_security-cpe:2.3:a:f-secure:linux_security:-:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
f-secure	cloud_protection_for_salesforce	-	cpe:2.3:a:f-secure:cloud_protection_for_salesforce:-:::::::*
f-secure	elements_for_microsoft_365	-	cpe:2.3:a:f-secure:elements_for_microsoft_365:-:::::::*
f-secure	endpoint_protection	*	cpe:2.3:a:f-secure:endpoint_protection::::::::
f-secure	linux_security	-	cpe:2.3:a:f-secure:linux_security:-:::::::*

CNA Affected

[
  {
    "platforms": [
      "x86 & x64"
    ],
    "product": "F-Secure Products",
    "vendor": "F-Secure",
    "versions": [
      {
        "status": "affected",
        "version": "All Version"
      }
    ]
  }
]

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

Social References

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

6.4

Confidence

High

EPSS

0.001

Percentile

35.0%

JSON

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