CVE-2020-9273 — Use After Free in Proftpd

CWE-416 — Use After Free6 documents6 sources
Severity
8.8HIGHNVD
EPSS
68.9%
top 1.36%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
6
Siemens Simatic NET CP 1543-1 FirmwareDebian LinuxFedoraproject Fedora+3 more
Timeline
PublishedFeb 20
Latest updateMay 24

Description

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.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 2.8 | Impact: 5.9

Affected Packages4 packages

▶NVDproftpd/proftpd1.3.7
▶NVDopensuse/leap15.1

Also affects: Debian Linux 10.0, 8.0, 9.0, Fedora 30, 31

🔴Vulnerability Details

3
GHSA
GHSA-j879-hg9w-v5qv: In ProFTPD 1↗2022-05-24
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OSV
CVE-2020-9273: In ProFTPD 1↗2020-02-20
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CVEList
CVE-2020-9273: In ProFTPD 1↗2020-02-20
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📋Vendor Advisories

1
Debian
CVE-2020-9273: proftpd-dfsg - In ProFTPD 1.3.7, it is possible to corrupt the memory pool by interrupting the ...↗2020
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💬Community

1
Bugzilla
CVE-2020-9273 proftpd: use-after-free in alloc_pool in pool.c↗2020-03-02
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CVE-2020-9273 — Use After Free in Proftpd | cvebase