CVE-2022-27052: FreeFtpd version 1.0.13 and below contains an unquoted service path vulnerability which allows local users to

Q: How do I fix CVE-2022-27052?

freeftpd: upgrade to 1.0.13. Exact commands for each OS are on this page.

Q: Is CVE-2022-27052 being exploited?

CVE-2022-27052 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2022-27052 affect?

CVE-2022-27052 affects freeftpd. Severity is high (CVSS 7.8). FreeFtpd version 1.0.13 and below contains an unquoted service path vulnerability which allows local users to launch processes with elevated privileges.

Q: How urgent is CVE-2022-27052?

Priority 39/100. High severity; Public exploit reference

Routine

HIGH 7.8UPGRADE

CVE-2022-27052 is a high-severity flaw (CVSS 7.8) affecting freeftpd. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

FreeFtpd version 1.0.13 and below contains an unquoted service path vulnerability which allows local users to launch processes with elevated privileges.

Why this priority

High severity
Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	7.8 (High)
Attack vector	Local
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.3% (top 74%)
CISA exploited list	No
Weakness	CWE-428
Published	2022-03-31
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: freesshd

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2022-03-31 23:15 UTCPublished CVE record published
2026-06-17 04:36 UTCUpdated Record last modified

freesshd freeftpd UPGRADE

Affected: < 1.0.13

Fixed in: 1.0.13

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy freeftpd || rpm -q freeftpd || freeftpd --version

2. UPGRADE to 1.0.13 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade freeftpd

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade freeftpd

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2022-27052?

freeftpd: upgrade to 1.0.13. Exact commands for each OS are on this page.

Is CVE-2022-27052 being exploited?

CVE-2022-27052 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2022-27052 affect?

CVE-2022-27052 affects freeftpd. Severity is high (CVSS 7.8). FreeFtpd version 1.0.13 and below contains an unquoted service path vulnerability which allows local users to launch processes with elevated privileges.

How urgent is CVE-2022-27052?

Priority 39/100. High severity; Public exploit reference

Related CVEs

CVE-2019-19383 HIGH 8.8 DOWNGRADE freeFTPd 1.0.8 has a Post-Authentication Buffer Overflow via a crafted SIZE command (this is exploitable even
CVE-2013-10042 CRITICAL 9.8 UPGRADE A stack-based buffer overflow vulnerability exists in freeFTPd version 1.0.10 and earlier in the handling of t
CVE-2012-6067 HIGH 10.0 UPGRADE freeFTPd.exe in freeFTPd through 1.0.11 allows remote attackers to bypass authentication via a crafted SFTP se
CVE-2006-2407 HIGH 7.5 DOWNGRADE DOWNGRADE Stack-based buffer overflow in (1) WeOnlyDo wodSSHServer ActiveX Component 1.2.7 and 1.3.3 DEMO, as used in ot
CVE-2005-3812 MEDIUM 6.8 DOWNGRADE freeFTPd 1.0.10 allows remote authenticated users to cause a denial of service (null dereference and crash) vi

References

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