SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2019-8656

Extracting a zip file containing a symbolic link to an endpoint in an NFS mount that is attacker controlled may bypass Gatekeeper.

MEDIUM 5.5EPSS 1.49%

Does this matter?

Lower severity and a low EPSS score (1.49%). Track it; it rarely justifies an emergency change on its own.

Description

This was addressed with additional checks by Gatekeeper on files mounted through a network share. This issue is fixed in macOS Mojave 10.14.6, Security Update 2019-004 High Sierra, Security Update 2019-004 Sierra. Extracting a zip file containing a symbolic link to an endpoint in an NFS mount that is attacker controlled may bypass Gatekeeper.

CVSS 3.1
5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
EPSS
1.49% probability · 73th percentile
CISA KEV
Not listed
Affected
apple/mac os x
Source
product-security@apple.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.