Vulnerabilities > CVE-2019-8849 - Unspecified vulnerability in Apple Swiftnio SSL

CVSS 9.8 - CRITICAL

Attack vector

NETWORK

Attack complexity

LOW

Privileges required

NONE

Confidentiality impact

HIGH

Integrity impact

HIGH

Availability impact

HIGH

network

low complexity

apple

critical

NVD

Published: 2019-12-18

Updated: 2019-12-31

Summary

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.

Vulnerable Configurations

Part	Description	Count
Application	Apple Apple Swiftnio SSL 1.0.0 Apple Swiftnio SSL 1.0.1 Apple Swiftnio SSL 1.1.0 Apple Swiftnio SSL 1.1.1 Apple Swiftnio SSL 1.2.0 Apple Swiftnio SSL 1.2.1 Apple Swiftnio SSL 1.3.0 Apple Swiftnio SSL 1.3.1 Apple Swiftnio SSL 1.3.2 Apple Swiftnio SSL 1.4.0 Apple Swiftnio SSL 2.0.0 Apple Swiftnio SSL 2.0.1 Apple Swiftnio SSL 2.0.2 Apple Swiftnio SSL 2.1.0 Apple Swiftnio SSL 2.1.1 Apple Swiftnio SSL 2.2.0 Apple Swiftnio SSL 2.3.0 Apple Swiftnio SSL 2.3.1 Apple Swiftnio SSL 2.4.0	19

References

https://support.apple.com/HT210772