CVE-2004-0734: Web_Store.cgi allows remote attackers to execute arbitrary commands via shell metacharacters in the page param

This month

HIGH 7.5DOWNGRADE

CVE-2004-0734 is a high-severity flaw (CVSS 7.5) affecting extropia webstore. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Web_Store.cgi allows remote attackers to execute arbitrary commands via shell metacharacters in the page parameter.

Why this priority

High severity
Public exploit reference

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

Risk facts

CVSS score	7.5 (High)
EPSS exploit chance	3.6% (top 11%)
CISA exploited list	No
Published	2004-07-27
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: extropia

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

Am I affected?

Timeline

2004-07-27 04:00 UTCPublished CVE record published
2026-06-16 22:06 UTCUpdated Record last modified

extropia extropia webstore DOWNGRADE

Affected: 1.0 · 2.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.0

1. Check installed version

apt-cache policy extropia-webstore || rpm -q extropia-webstore || extropia-webstore --version

2. No fixed release: DOWNGRADE to a release before 1.0 (Debian / Ubuntu)

apt-cache madison extropia-webstore sudo apt install extropia-webstore=<VERSION_BEFORE_1.0> sudo apt-mark hold extropia-webstore

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

dnf --showduplicates list extropia-webstore sudo dnf downgrade extropia-webstore-<VERSION_BEFORE_1.0> sudo dnf versionlock add extropia-webstore

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: eXtropia Shopping Cart - 'web_store.cgi' 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-2004-0734?

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

Is CVE-2004-0734 being exploited?

CVE-2004-0734 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-2004-0734 affect?

CVE-2004-0734 affects extropia webstore. Severity is high (CVSS 7.5). Web_Store.cgi allows remote attackers to execute arbitrary commands via shell metacharacters in the page parameter.

How urgent is CVE-2004-0734?

Priority 54/100. High severity; Public exploit reference

Related CVEs

CVE-2000-1005 MEDIUM 5.0 DOWNGRADE Directory traversal vulnerability in html_web_store.cgi and web_store.cgi CGI programs in eXtropia WebStore al

References

← Back to latest CVEs