UBUNTU-CVE-2021-40330

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    UBUNTU-CVE-2021-40330

    Published: 31 Aug 2021Last Modified: 4 Feb 2026
    Upstream:
    CVE-2021-40330
    Aliases:
    USN-5076-1

    Summary:

    Details: git_connect_git in connect.c in Git before 2.30.1 allows a repository path to contain a newline character, which may result in unexpected cross-protocol requests, as demonstrated by the git://localhost:1234/%0d%0a%0d%0aGET%20/%20HTTP/1.1 substring.

    References: https://ubuntu.com/security/CVE-2021-40330, https://github.com/git/git/compare/v2.30.0...v2.30.1, https://ubuntu.com/security/notices/USN-5076-1, https://www.cve.org/CVERecord?id=CVE-2021-40330

    Affected packages

    Package

    Name: git

    Purl: pkg:deb/ubuntu/git@1:2.7.4-0ubuntu1.10+esm1?arch=source&distro=esm-infra/xenial

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -1:2.7.4-0ubuntu1.10+esm1

    Affected versions

    1:2.5.0-1

    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
    UBUNTU-CVE-2021-40330 | CVE-DB