CVE-2003-0041: Kerberos FTP client allows remote FTP sites to execute arbitrary code via a pipe (|) character in a filename t

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HIGH 10.0WATCHLISTMITIGATEMITIGATEDOWNGRADE

CVE-2003-0041 is a high-severity flaw (CVSS 10.0) affecting kerberos ftp client, linux, mandrake multi network firewall. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Kerberos FTP client allows remote FTP sites to execute arbitrary code via a pipe (|) character in a filename that is retrieved by the client.

Why this priority

Critical severity
On your watchlist

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

Risk facts

CVSS score	10.0 (High)
EPSS exploit chance	3.5% (top 11%)
CISA exploited list	No
Weakness	CWE-78
Published	2003-02-19
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: mandrakesoft · mit · redhat

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

Am I affected?

Timeline

2003-02-19 05:00 UTCPublished CVE record published
2026-06-16 22:01 UTCUpdated Record last modified

mit kerberos ftp client MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy kerberos-ftp-client || rpm -q kerberos-ftp-client || kerberos-ftp-client --version

No fixed or unaffected release known

Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.

redhat linux MITIGATE

Affected: 6.2 · 7.0 · 7.1 · 7.2 · 7.3 · 8.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 6.2

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

mandrakesoft mandrake multi network firewall DOWNGRADE

Affected: 8.2

Fixed in: no fixed release known

Safe to downgrade to: a release before 8.2

1. Check installed version

apt-cache policy mandrake-multi-network-firewall || rpm -q mandrake-multi-network-firewall || mandrake-multi-network-firewall --version

2. No fixed release: DOWNGRADE to a release before 8.2 (Debian / Ubuntu)

apt-cache madison mandrake-multi-network-firewall sudo apt install mandrake-multi-network-firewall=<VERSION_BEFORE_8.2> sudo apt-mark hold mandrake-multi-network-firewall

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

dnf --showduplicates list mandrake-multi-network-firewall sudo dnf downgrade mandrake-multi-network-firewall-<VERSION_BEFORE_8.2> sudo dnf versionlock add mandrake-multi-network-firewall

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.

mandrakesoft mandrake linux MITIGATE

Affected: 8.1 · 8.2 · 9.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 8.1

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

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-2003-0041?

kerberos ftp client: mitigate or apply the listed mitigation; linux: mitigate or apply the listed mitigation; mandrake multi network firewall: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2003-0041 being exploited?

CVE-2003-0041 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-2003-0041 affect?

CVE-2003-0041 affects kerberos ftp client, linux, mandrake multi network firewall. Severity is high (CVSS 10.0). Kerberos FTP client allows remote FTP sites to execute arbitrary code via a pipe (|) character in a filename that is retrieved by the client.

How urgent is CVE-2003-0041?

Priority 62/100. Critical severity; On your watchlist

References

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