GHSA-frg3-gpcx-968f

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    GHSA-frg3-gpcx-968f

    Published: 24 May 2022Last Modified: 4 Aug 2025
    Aliases:
    CVE-2019-8849

    Summary: SwiftNIO SSL arbitrary code execution vulnerability

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

    References: https://nvd.nist.gov/vuln/detail/CVE-2019-8849, https://github.com/apple/swift-nio-ssl/commit/109faef770994e71b6bafcc015e2e96b88a4af8c, https://github.com/apple/swift-nio-ssl, https://github.com/apple/swift-nio-ssl/releases/tag/2.4.1, https://security.snyk.io/vuln/SNYK-COCOAPODS-SWIFTNIOSSL-8492737, https://support.apple.com/HT210772

    Affected packages

    Package

    Name: github.com/apple/swift-nio-ssl

    Purl: pkg:swift/github.com/apple/swift-nio-ssl

    Affected ranges

    Type: SEMVER

    Events:

    Introduced- 2.0.0
    Fixed -2.4.1

    Affected versions

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    GHSA-frg3-gpcx-968f | CVE-DB