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MitreCVE-2020-9342

HistoryFeb 22, 2020 - 11:15 p.m.

CVE-2020-9342

2020-02-2223:15:11

CWE-436

mitre

web.nvd.nist.gov

cve-2020-9342

f-secure

parsing engine

virus detection

bypass

compression method

gzip archive

security vulnerability

nvd

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

AI Score

5.5

Confidence

High

EPSS

0.001

Percentile

41.5%

JSON

The F-Secure AV parsing engine before 2020-02-05 allows virus-detection bypass via crafted Compression Method data in a GZIP archive. This affects versions before 17.0.605.474 (on Linux) of Cloud Protection For Salesforce, Email and Server Security, and Internet GateKeeper.

Affected configurations

Nvd

Node

f-securecloud_protection_for_salesforceRange<17.0.605.474linux_kernel

f-secureemail_and_server_securityRange<17.0.605.474linux_kernel

f-secureinternet_gatekeeperRange<17.0.605.474linux_kernel

VendorProductVersionCPE
f-securecloud_protection_for_salesforce*cpe:2.3:a:f-secure:cloud_protection_for_salesforce:*:*:*:*:*:linux_kernel:*:*
f-secureemail_and_server_security*cpe:2.3:a:f-secure:email_and_server_security:*:*:*:*:*:linux_kernel:*:*
f-secureinternet_gatekeeper*cpe:2.3:a:f-secure:internet_gatekeeper:*:*:*:*:*:linux_kernel:*:*

Vendor	Product	Version	CPE
f-secure	cloud_protection_for_salesforce	*	cpe:2.3:a:f-secure:cloud_protection_for_salesforce::::::linux_kernel::*
f-secure	email_and_server_security	*	cpe:2.3:a:f-secure:email_and_server_security::::::linux_kernel::*
f-secure	internet_gatekeeper	*	cpe:2.3:a:f-secure:internet_gatekeeper::::::linux_kernel::*

References

packetstormsecurity.com/files/156506/F-SECURE-Generic-Malformed-Container-Bypass.html

seclists.org/fulldisclosure/2020/Feb/33

blog.zoller.lu/p/tzo-16-2020-f-secure-generic-malformed.html

seclists.org/bugtraq/2020/Feb/33

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

AI Score

5.5

Confidence

High

EPSS

0.001

Percentile

41.5%

JSON

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