CVE-2003-0338: Directory traversal vulnerability in WsMp3 daemon (WsMp3d) 0.0.10 and earlier allows remote attackers to read

This month

MEDIUM 5.0DOWNGRADEDOWNGRADE

CVE-2003-0338 is a medium-severity flaw (CVSS 5.0) affecting wsmp3 daemon, wsmp3 web server. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Directory traversal vulnerability in WsMp3 daemon (WsMp3d) 0.0.10 and earlier allows remote attackers to read and execute arbitrary files via .. (dot dot) sequences in HTTP GET or POST requests.

Why this priority

Public exploit reference

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

Risk facts

CVSS score	5.0 (Medium)
EPSS exploit chance	3.0% (top 13%)
CISA exploited list	No
Published	2003-05-21
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: wsmp3

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

Am I affected?

Timeline

2003-05-21 04:00 UTCPublished CVE record published
2026-06-16 22:02 UTCUpdated Record last modified

wsmp3 wsmp3 daemon DOWNGRADE

Affected: 0.0.8 · 0.0.9 · 0.0.10

Fixed in: no fixed release known

Safe to downgrade to: a release before 0.0.8

1. Check installed version

apt-cache policy wsmp3-daemon || rpm -q wsmp3-daemon || wsmp3-daemon --version

2. No fixed release: DOWNGRADE to a release before 0.0.8 (Debian / Ubuntu)

apt-cache madison wsmp3-daemon sudo apt install wsmp3-daemon=<VERSION_BEFORE_0.0.8> sudo apt-mark hold wsmp3-daemon

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

dnf --showduplicates list wsmp3-daemon sudo dnf downgrade wsmp3-daemon-<VERSION_BEFORE_0.0.8> sudo dnf versionlock add wsmp3-daemon

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.

wsmp3 wsmp3 web server DOWNGRADE

Affected: 0.0.1 · 0.0.2 · 0.0.3 · 0.0.4 · 0.0.5 · 0.0.6 · 0.0.7

Fixed in: no fixed release known

Safe to downgrade to: a release before 0.0.1

1. Check installed version

apt-cache policy wsmp3-web-server || rpm -q wsmp3-web-server || wsmp3-web-server --version

2. No fixed release: DOWNGRADE to a release before 0.0.1 (Debian / Ubuntu)

apt-cache madison wsmp3-web-server sudo apt install wsmp3-web-server=<VERSION_BEFORE_0.0.1> sudo apt-mark hold wsmp3-web-server

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

dnf --showduplicates list wsmp3-web-server sudo dnf downgrade wsmp3-web-server-<VERSION_BEFORE_0.0.1> sudo dnf versionlock add wsmp3-web-server

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: WSMP3 0.0.x - Remote Command Execution

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-2003-0338?

wsmp3 daemon: downgrade or apply the listed mitigation; wsmp3 web server: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2003-0338 being exploited?

CVE-2003-0338 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-2003-0338 affect?

CVE-2003-0338 affects wsmp3 daemon, wsmp3 web server. Severity is medium (CVSS 5.0). Directory traversal vulnerability in WsMp3 daemon (WsMp3d) 0.0.10 and earlier allows remote attackers to read and execute arbitrary files via .. (dot dot) sequences in HTTP GET or POST requests.

How urgent is CVE-2003-0338?

Priority 44/100. Public exploit reference

Related CVEs

CVE-2003-0339 HIGH 7.5 DOWNGRADE DOWNGRADE Multiple heap-based buffer overflows in WsMp3 daemon (WsMp3d) 0.0.10 and earlier allow remote attackers to exe

References

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