GO-2021-0241

    Dashboard / Vulnerabilities / GO-2021-0241

    GO-2021-0241

    Published: 17 Feb 2022Last Modified: 20 May 2024

    Summary: Attacker can drop certain headers in net/http/httputil

    Details: ReverseProxy can be made to forward certain hop-by-hop headers, including Connection. If the target of the ReverseProxy is itself a reverse proxy, this lets an attacker drop arbitrary headers, including those set by the ReverseProxy.Director.

    References: https://go.dev/cl/321929, https://go.googlesource.com/go/+/950fa11c4cb01a145bb07eeb167d90a1846061b3, https://groups.google.com/g/golang-announce/c/RgCMkAEQjSI, https://go.dev/issue/46313

    Affected packages

    Package

    Name: stdlib

    Purl: pkg:golang/stdlib

    Affected ranges

    Type: SEMVER

    Events:

    Introduced- 0
    Fixed -1.15.13

    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
    GO-2021-0241 | CVE-DB