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Arbitrary Code Execution Affecting github.com/apple/swift-nio-ssl package, versions >=2.0.0 <2.4.1

0.0
critical

Snyk CVSS

    Attack Complexity Low
    Confidentiality High
    Integrity High
    Availability High

    Threat Intelligence

    EPSS 0.36% (72nd percentile)
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NVD
9.8 critical

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  • Snyk ID SNYK-SWIFT-APPLESWIFTNIOSSL-3149929
  • published 26 Jan 2022
  • disclosed 18 Dec 2019
  • credit Unknown
Report a new vulnerability Found a mistake?

Introduced: 18 Dec 2019

CVE-2019-8849 Open this link in a new tab
CWE-94 Open this link in a new tab

How to fix?

Upgrade apple/swift-nio-ssl to version 2.4.1 or higher.

Overview

apple/swift-nio-ssl is a TLS Support for SwiftNIO, based on BoringSSL.

Affected versions of this package are vulnerable to Arbitrary Code Execution. 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.

References