CVE-2021-31525

    Dashboard / Vulnerabilities / CVE-2021-31525

    CVE-2021-31525

    Published: 27 May 2021Last Modified: 8 Jul 2026

    Summary:

    Details: net/http in Go before 1.15.12 and 1.16.x before 1.16.4 allows remote attackers to cause a denial of service (panic) via a large header to ReadRequest or ReadResponse. Server, Transport, and Client can each be affected in some configurations.

    References: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ISRZZ6NY5R2TBYE72KZFOCO25TEUQTBF/, https://groups.google.com/g/golang-announce/c/cu9SP4eSXMc, https://security.gentoo.org/glsa/202208-02, https://github.com/golang/go/issues/45710

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -07d8cba9e15f5c5a3b0462a9215dbeac0cebf027

    Affected versions

    go1.15.11
    go1.15.10
    go1.15.8
    go1.15.6
    go1.15.4
    go1.15.3
    go1.15.2
    go1.15

    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
    CVE-2021-31525 | CVE-DB