CVE-2019-20907

See a problem?
Please try reporting it to the source first.
Source
https://cve.org/CVERecord?id=CVE-2019-20907
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-20907.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2019-20907
Aliases
Downstream
Related
Published
2020-07-13T13:15:10.763Z
Modified
2026-03-10T22:43:09.020831Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

In Lib/tarfile.py in Python through 3.8.3, an attacker is able to craft a TAR archive leading to an infinite loop when opened by tarfile.open, because procpax lacks header validation.

References

Affected packages

Git / github.com/python/cpython

Affected ranges

Type
GIT
Repo
https://github.com/python/cpython
Events
Introduced
2e789a1f1d84b343a996e8654590703b5fbdd441
Fixed
426b022776672fdf3d71ddd98d89af341c88080f
Introduced
5c4568a05a0a62b5947c55f68f9f2ecfb90a4f12
Fixed
c0a9afe2ac1820409e6173bd1893ebee2cf50270
Introduced
1bf9cc509326bc42cd8cb1650eb9bf64550d817e
Fixed
13c94747c74437e594b7fc242ff7da668e81887c
Introduced
fa919fdf2583bdfead1df00e842f24f30b2a34bf
Fixed
580fbb018fd0844806119614d752b41fc69660f9
Database specific 
{
    "versions": [
        {
            "introduced": "3.5.0"
        },
        {
            "fixed": "3.5.10"
        },
        {
            "introduced": "3.6.0"
        },
        {
            "fixed": "3.6.12"
        },
        {
            "introduced": "3.7.0"
        },
        {
            "fixed": "3.7.9"
        },
        {
            "introduced": "3.8.0"
        },
        {
            "fixed": "3.8.5"
        }
    ]
}

Database specific

unresolved_ranges 
[
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "15.1"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "15.2"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "9.0"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "31"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "32"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "12.04"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "14.04"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "16.04"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "18.04"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "20.04"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "9.5"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "8.8"
            }
        ]
    }
]
source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-20907.json"