CVE-2021-40330

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Source
https://cve.org/CVERecord?id=CVE-2021-40330
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-40330.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2021-40330
Downstream
Related
Published
2021-08-31T04:15:10.667Z
Modified
2026-04-11T21:23:19.891007Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N CVSS Calculator
Summary
[none]
Details

gitconnectgit 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

Affected packages

Git / github.com/git/git

Affected ranges

Type
GIT
Repo
https://github.com/git/git
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
773e25afc41b1b6533fa9ae2cd825d0b4a697fad
Fixed
a02ea577174ab8ed18f847cf1693f213e0b9c473
Database specific 
{
    "versions": [
        {
            "introduced": "0"
        },
        {
            "fixed": "2.30.1"
        }
    ]
}

Affected versions

v0.*
v0.99
v0.99.1
v0.99.2
v0.99.3
v0.99.4
v0.99.5
v0.99.6
v0.99.7
v0.99.8
v0.99.8a
v0.99.8b
v0.99.8c
v0.99.8d
v0.99.8e
v0.99.8f
v0.99.8g
v0.99.9a
v0.99.9b
v0.99.9c
v0.99.9d
v0.99.9e
v0.99.9f
v0.99.9g
v0.99.9h
v0.99.9i
v0.99.9j
v0.99.9k
v0.99.9l
v0.99.9m
v0.99.9n
v1.*
v1.0.0
v1.0rc1
v1.0rc2
v1.0rc3
v1.0rc4
v1.0rc5
v1.0rc6
v1.1.0
v1.2.0
v1.3.0-rc1
v1.4.1
v1.4.1-rc1
v1.4.1-rc2
v1.4.2
v1.4.2-rc1
v1.4.2-rc2
v1.4.2-rc3
v1.4.2-rc4
v1.4.3
v1.4.3-rc1
v1.4.3-rc2
v1.4.3-rc3
v1.4.4
v1.4.4-rc1
v1.4.4-rc2
v1.4.4.1
v1.5.0
v1.5.0-rc0
v1.5.0-rc1
v1.5.0-rc2
v1.5.0-rc3
v1.5.0-rc4
v1.5.1
v1.5.1-rc1
v1.5.1-rc2
v1.5.1-rc3
v1.5.2
v1.5.2-rc0
v1.5.2-rc1
v1.5.2-rc2
v1.5.2-rc3
v1.5.3
v1.5.3-rc0
v1.5.3-rc1
v1.5.3-rc2
v1.5.3-rc3
v1.5.3-rc4
v1.5.3-rc5
v1.5.3-rc6
v1.5.3-rc7
v1.5.3.1
v1.5.4
v1.5.4-rc0
v1.5.4-rc1
v1.5.4-rc2
v1.5.4-rc3
v1.5.4-rc4
v1.5.4-rc5
v1.5.5
v1.5.5-rc0
v1.5.5-rc1
v1.5.5-rc2
v1.5.5-rc3
v1.5.6
v1.5.6-rc0
v1.5.6-rc1
v1.5.6-rc2
v1.5.6-rc3
v1.6.0
v1.6.0-rc0
v1.6.0-rc1
v1.6.0-rc2
v1.6.0-rc3
v1.6.1
v1.6.1-rc1
v1.6.1-rc2
v1.6.1-rc3
v1.6.1-rc4
v1.6.2
v1.6.2-rc0
v1.6.2-rc1
v1.6.2-rc2
v1.6.3
v1.6.3-rc0
v1.6.3-rc1
v1.6.3-rc2
v1.6.3-rc3
v1.6.3-rc4
v1.6.4
v1.6.4-rc0
v1.6.4-rc1
v1.6.4-rc2
v1.6.4-rc3
v1.6.5
v1.6.5-rc0
v1.6.5-rc1
v1.6.5-rc2
v1.6.5-rc3
v1.6.6
v1.6.6-rc0
v1.6.6-rc1
v1.6.6-rc2
v1.6.6-rc3
v1.6.6-rc4
v1.7.0
v1.7.0-rc0
v1.7.0-rc1
v1.7.0-rc2
v1.7.1
v1.7.1-rc0
v1.7.1-rc1
v1.7.1-rc2
v1.7.10
v1.7.10-rc0
v1.7.10-rc1
v1.7.10-rc2
v1.7.10-rc3
v1.7.10-rc4
v1.7.11
v1.7.11-rc0
v1.7.11-rc1
v1.7.11-rc2
v1.7.11-rc3
v1.7.12
v1.7.12-rc0
v1.7.12-rc1
v1.7.12-rc2
v1.7.12-rc3
v1.7.2
v1.7.2-rc0
v1.7.2-rc1
v1.7.2-rc2
v1.7.2-rc3
v1.7.3
v1.7.3-rc0
v1.7.3-rc1
v1.7.3-rc2
v1.7.3.1
v1.7.4
v1.7.4-rc0
v1.7.4-rc1
v1.7.4-rc2
v1.7.4-rc3
v1.7.5
v1.7.5-rc0
v1.7.5-rc1
v1.7.5-rc2
v1.7.5-rc3
v1.7.6
v1.7.6-rc0
v1.7.6-rc1
v1.7.6-rc2
v1.7.6-rc3
v1.7.7
v1.7.7-rc0
v1.7.7-rc1
v1.7.7-rc2
v1.7.7-rc3
v1.7.8
v1.7.8-rc0
v1.7.8-rc1
v1.7.8-rc2
v1.7.8-rc3
v1.7.8-rc4
v1.7.9
v1.7.9-rc0
v1.7.9-rc1
v1.7.9-rc2
v1.8.0
v1.8.0-rc0
v1.8.0-rc1
v1.8.0-rc2
v1.8.0-rc3
v1.8.1
v1.8.1-rc0
v1.8.1-rc1
v1.8.1-rc2
v1.8.1-rc3
v1.8.2
v1.8.2-rc0
v1.8.2-rc1
v1.8.2-rc2
v1.8.2-rc3
v1.8.3
v1.8.3-rc0
v1.8.3-rc1
v1.8.3-rc2
v1.8.3-rc3
v1.8.4
v1.8.4-rc0
v1.8.4-rc1
v1.8.4-rc2
v1.8.4-rc3
v1.8.4-rc4
v1.8.5
v1.8.5-rc0
v1.8.5-rc1
v1.8.5-rc2
v1.8.5-rc3
v1.9-rc0
v1.9-rc1
v1.9-rc2
v1.9.0
v1.9.0-rc3
v2.*
v2.0.0
v2.0.0-rc0
v2.0.0-rc1
v2.0.0-rc2
v2.0.0-rc3
v2.0.0-rc4
v2.1.0
v2.1.0-rc0
v2.1.0-rc1
v2.1.0-rc2
v2.10.0
v2.10.0-rc0
v2.10.0-rc1
v2.10.0-rc2
v2.11.0
v2.11.0-rc0
v2.11.0-rc1
v2.11.0-rc2
v2.11.0-rc3
v2.12.0
v2.12.0-rc0
v2.12.0-rc1
v2.12.0-rc2
v2.13.0
v2.13.0-rc0
v2.13.0-rc1
v2.13.0-rc2
v2.14.0
v2.14.0-rc0
v2.14.0-rc1
v2.15.0
v2.15.0-rc0
v2.15.0-rc1
v2.15.0-rc2
v2.16.0
v2.16.0-rc0
v2.16.0-rc1
v2.16.0-rc2
v2.17.0
v2.17.0-rc0
v2.17.0-rc1
v2.17.0-rc2
v2.18.0
v2.18.0-rc0
v2.18.0-rc1
v2.18.0-rc2
v2.19.0
v2.19.0-rc0
v2.19.0-rc1
v2.19.0-rc2
v2.2.0
v2.2.0-rc0
v2.2.0-rc1
v2.2.0-rc2
v2.2.0-rc3
v2.20.0
v2.20.0-rc0
v2.20.0-rc1
v2.20.0-rc2
v2.20.1
v2.20.2
v2.20.3
v2.20.4
v2.21.0
v2.21.0-rc0
v2.21.0-rc1
v2.21.0-rc2
v2.22.0
v2.22.0-rc0
v2.22.0-rc1
v2.22.0-rc2
v2.22.0-rc3
v2.23.0
v2.23.0-rc0
v2.23.0-rc1
v2.23.0-rc2
v2.24.0
v2.24.0-rc0
v2.24.0-rc1
v2.24.0-rc2
v2.25.0
v2.25.0-rc0
v2.25.0-rc1
v2.25.0-rc2
v2.26.0
v2.26.0-rc0
v2.26.0-rc1
v2.26.0-rc2
v2.27.0
v2.27.0-rc0
v2.27.0-rc1
v2.27.0-rc2
v2.28.0
v2.28.0-rc0
v2.28.0-rc1
v2.28.0-rc2
v2.29.0
v2.29.0-rc0
v2.29.0-rc1
v2.29.0-rc2
v2.3.0
v2.3.0-rc0
v2.3.0-rc1
v2.3.0-rc2
v2.30.0
v2.30.0-rc0
v2.30.0-rc1
v2.30.0-rc2
v2.4.0
v2.4.0-rc0
v2.4.0-rc1
v2.4.0-rc2
v2.4.0-rc3
v2.5.0
v2.5.0-rc0
v2.5.0-rc1
v2.5.0-rc2
v2.5.0-rc3
v2.6.0
v2.6.0-rc0
v2.6.0-rc1
v2.6.0-rc2
v2.6.0-rc3
v2.7.0
v2.7.0-rc0
v2.7.0-rc1
v2.7.0-rc2
v2.7.0-rc3
v2.8.0
v2.8.0-rc0
v2.8.0-rc1
v2.8.0-rc2
v2.8.0-rc3
v2.8.0-rc4
v2.9.0
v2.9.0-rc0
v2.9.0-rc1
v2.9.0-rc2

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-40330.json"
unresolved_ranges 
[
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "10.0"
            }
        ]
    }
]
vanir_signatures 
[
    {
        "signature_type": "Function",
        "signature_version": "v1",
        "deprecated": false,
        "digest": {
            "length": 710.0,
            "function_hash": "230735358351763402630356967767374818080"
        },
        "source": "https://github.com/git/git/commit/a02ea577174ab8ed18f847cf1693f213e0b9c473",
        "target": {
            "function": "git_connect_git",
            "file": "connect.c"
        },
        "id": "CVE-2021-40330-7f6a1f13"
    },
    {
        "signature_type": "Line",
        "signature_version": "v1",
        "deprecated": false,
        "digest": {
            "line_hashes": [
                "133355785385257712963848992325578550264",
                "235724189758691676970782344456206164053",
                "193312243769820270394387628664609223536",
                "143481889806468762248610901874244410742"
            ],
            "threshold": 0.9
        },
        "source": "https://github.com/git/git/commit/a02ea577174ab8ed18f847cf1693f213e0b9c473",
        "target": {
            "file": "connect.c"
        },
        "id": "CVE-2021-40330-df968e5b"
    }
]
vanir_signatures_modified 
"2026-04-11T21:23:19Z"