CVE-2020-9273

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Source
https://cve.org/CVERecord?id=CVE-2020-9273
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-9273.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2020-9273
Downstream
Related
Published
2020-02-20T16:15:11.950Z
Modified
2026-03-20T11:37:56.215975Z
Severity
  • 8.8 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

In ProFTPD 1.3.7, it is possible to corrupt the memory pool by interrupting the data transfer channel. This triggers a use-after-free in alloc_pool in pool.c, and possible remote code execution.

References

Affected packages

Git / github.com/proftpd/proftpd

Affected ranges

Type
GIT
Repo
https://github.com/proftpd/proftpd
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
ceb2f7771e8dd7f0697b5c151f97dd39aa5c453a
Database specific 
{
    "versions": [
        {
            "introduced": "0"
        },
        {
            "last_affected": "1.3.7"
        }
    ]
}

Affected versions

v1.*
v1.3.6
v1.3.6rc1
v1.3.6rc2
v1.3.6rc3
v1.3.6rc4
v1.3.7
v1.3.7a
v1.3.7b
v1.3.7c
v1.3.7d
v1.3.7e
v1.3.7f
v1.3.7rc1
v1.3.7rc2
v1.3.7rc3
v1.3.7rc4

Database specific

unresolved_ranges 
[
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "8.0"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "9.0"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "10.0"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "30"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "31"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "15.0-NA"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "15.0-sp1"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "15.1"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "fixed": "3.0"
            }
        ]
    }
]
source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-9273.json"