CVE-2020-25032

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Source
https://cve.org/CVERecord?id=CVE-2020-25032
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-25032.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2020-25032
Aliases
Downstream
Related
Published
2020-08-31T04:15:12.060Z
Modified
2026-07-07T08:49:56.293008028Z
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

An issue was discovered in Flask-CORS (aka CORS Middleware for Flask) before 3.0.9. It allows ../ directory traversal to access private resources because resource matching does not ensure that pathnames are in a canonical format.

Database specific 
{
    "unresolved_ranges": [
        {
            "extracted_events": [
                {
                    "introduced": "10.0"
                },
                {
                    "last_affected": "10.0"
                }
            ],
            "cpes": [
                "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*"
            ],
            "vendor_product": "debian:debian_linux",
            "source": "CPE_STRING"
        },
        {
            "extracted_events": [
                {
                    "introduced": "15.0-sp1"
                },
                {
                    "last_affected": "15.0-sp1"
                },
                {
                    "introduced": "15.0-sp2"
                },
                {
                    "last_affected": "15.0-sp2"
                }
            ],
            "vendor_product": "opensuse:backports_sle",
            "cpes": [
                "cpe:2.3:a:opensuse:backports_sle:15.0:sp1:*:*:*:*:*:*",
                "cpe:2.3:a:opensuse:backports_sle:15.0:sp2:*:*:*:*:*:*"
            ],
            "source": "CPE_STRING"
        },
        {
            "extracted_events": [
                {
                    "introduced": "15.1"
                },
                {
                    "last_affected": "15.1"
                },
                {
                    "introduced": "15.2"
                },
                {
                    "last_affected": "15.2"
                }
            ],
            "source": "CPE_STRING",
            "vendor_product": "opensuse:leap",
            "cpes": [
                "cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*",
                "cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:*"
            ]
        }
    ]
}
References

Affected packages

Git / github.com/corydolphin/flask-cors

Affected ranges

Type
GIT
Repo
https://github.com/corydolphin/flask-cors
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
91babb941e07a1f45636bdcb75675f13ce1503a2
Database specific 
{
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "fixed": "3.0.9"
        }
    ],
    "cpe": "cpe:2.3:a:flask-cors_project:flask-cors:*:*:*:*:*:*:*:*",
    "source": [
        "CPE_RANGE",
        "REFERENCES"
    ]
}

Affected versions

1.*
1.10.0
1.10.1
1.10.2
1.10.3
1.8.1
1.9.0
2.*
2.0.0
2.0.0rc1
2.0.1
2.1.0
2.1.1
2.1.2
2.1.3
3.*
3.0.0
3.0.1
3.0.2
3.0.3
3.0.4
3.0.5
3.0.6
3.0.7
3.0.8
v1.*
v1.1
v1.1.1
v1.1.2
v1.1.3
v1.2.0
v1.2.1
v1.3.0
v1.3.1
v1.4.0
v1.6.0
v1.6.1
v1.7.0
v1.7.2
v1.7.3
v1.7.4
v1.8.0

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-25032.json"