SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2019-8849

The issue was addressed by signaling that an executable stack is not required.

CRITICAL 9.8EPSS 2.24%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (2.24%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

The issue was addressed by signaling that an executable stack is not required. This issue is fixed in SwiftNIO SSL 2.4.1. A SwiftNIO application using TLS may be able to execute arbitrary code.

CVSS 3.1
9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
2.24% probability · 82th percentile
CISA KEV
Not listed
Affected
apple/swiftnio ssl
Source
product-security@apple.com

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