CVE-2019-11921

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    CVE-2019-11921

    Published: 25 Jul 2019Last Modified: 7 Aug 2026

    Summary:

    Details: An out of bounds write is possible via a specially crafted packet in certain configurations of Proxygen due to improper handling of Base64 when parsing malformed binary content in Structured HTTP Headers. This issue affects versions of proxygen prior to v2019.07.22.00.

    References: https://www.facebook.com/security/advisories/cve-2019-11921, https://github.com/facebook/proxygen/commit/2f07985bef9fbae124cc63e5c0272e32da4fdaec

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -90666f901154a43a4fe5fa0819d73405e4a6213b

    Affected versions

    v2019.07.15.00
    v2019.07.08.00
    v2019.07.01.00

    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