CVE-2001-1109: Directory traversal vulnerability in EFTP 2.0.7.337 allows remote authenticated users to reveal directory cont

This month

HIGH 7.5DOWNGRADE

CVE-2001-1109 is a high-severity flaw (CVSS 7.5) affecting eftp. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Directory traversal vulnerability in EFTP 2.0.7.337 allows remote authenticated users to reveal directory contents via a .. (dot dot) in the (1) LIST, (2) QUOTE SIZE, and (3) QUOTE MDTM commands.

Why this priority

High severity
EPSS top 5%: very likely to be exploited
Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	7.5 (High)
EPSS exploit chance	8.0% (top 5%)
CISA exploited list	No
Published	2001-09-12
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: khamil landross and zack jones

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2001-09-12 04:00 UTCPublished CVE record published
2026-06-16 21:55 UTCUpdated Record last modified

khamil landross and zack jones eftp DOWNGRADE

Affected: 2.0.7.337

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.0.7.337

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 2.0.7.337 (Debian / Ubuntu)

apt-cache madison eftp sudo apt install eftp=<VERSION_BEFORE_2.0.7.337> sudo apt-mark hold eftp

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list eftp sudo dnf downgrade eftp-<VERSION_BEFORE_2.0.7.337> sudo dnf versionlock add eftp

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: EFTP Server 2.0.7.337 - Directory Existence / File Existence

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-2001-1109?

eftp: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2001-1109 being exploited?

CVE-2001-1109 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-2001-1109 affect?

CVE-2001-1109 affects eftp. Severity is high (CVSS 7.5). Directory traversal vulnerability in EFTP 2.0.7.337 allows remote authenticated users to reveal directory contents via a .. (dot dot) in the (1) LIST, (2) QUOTE SIZE, and (3) QUOTE MDTM commands.

How urgent is CVE-2001-1109?

Priority 55/100. High severity; EPSS top 5%: very likely to be exploited; Public exploit reference

Related CVEs

CVE-2001-1193 MEDIUM 5.0 DOWNGRADE Directory traversal vulnerability in EFTP 2.0.8.346 allows local users to read directories via a ..
CVE-2001-1112 HIGH 7.5 DOWNGRADE Buffer overflow in EFTP 2.0.7.337 allows remote attackers to execute arbitrary code by uploading a .lnk file c
CVE-2001-1111 MEDIUM 4.6 DOWNGRADE EFTP 2.0.7.337 stores user passwords in plaintext in the eftp2users.dat file.
CVE-2001-1110 MEDIUM 5.0 DOWNGRADE EFTP 2.0.7.337 allows remote attackers to obtain NETBIOS credentials by requesting information on a file that
CVE-2000-0871 MEDIUM 5.0 DOWNGRADE Buffer overflow in EFTP allows remote attackers to cause a denial of service by sending a string that does not

References

← Back to latest CVEs