CVE-2004-2564: Multiple cross-site scripting (XSS) vulnerabilities in Sambar Server 6.1 Beta 2 on Windows, and possibly other

This month

MEDIUM 4.3DOWNGRADE

CVE-2004-2564 is a medium-severity flaw (CVSS 4.3) affecting sambar server. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Multiple cross-site scripting (XSS) vulnerabilities in Sambar Server 6.1 Beta 2 on Windows, and possibly other versions on Linux, allow remote attackers to inject arbitrary web script or HTML via (1) the show parameter in show.asp and (2) the title parameter in showperf.asp.

Why this priority

EPSS top 8%: very likely to be exploited
Public exploit reference

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

Risk facts

CVSS score	4.3 (Medium)
EPSS exploit chance	4.7% (top 8%)
CISA exploited list	No
Published	2004-12-31
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: sambar

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

Am I affected?

Timeline

2004-12-31 05:00 UTCPublished CVE record published
2026-06-16 22:09 UTCUpdated Record last modified

sambar sambar server DOWNGRADE

Affected: 6.1 beta2

Fixed in: no fixed release known

Safe to downgrade to: a release before 6.1

1. Check installed version

apt-cache policy sambar-server || rpm -q sambar-server || sambar-server --version

2. No fixed release: DOWNGRADE to a release before 6.1 (Debian / Ubuntu)

apt-cache madison sambar-server sudo apt install sambar-server=<VERSION_BEFORE_6.1> sudo apt-mark hold sambar-server

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

dnf --showduplicates list sambar-server sudo dnf downgrade sambar-server-<VERSION_BEFORE_6.1> sudo dnf versionlock add sambar-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: Sambar Server 6.1 Beta 2 - 'show.asp?show' Cross-Site Scripting
Exploit-DB: Sambar Server 6.1 Beta 2 - 'showperf.asp?title' Cross-Site Scripting

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-2004-2564?

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

Is CVE-2004-2564 being exploited?

CVE-2004-2564 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-2004-2564 affect?

CVE-2004-2564 affects sambar server. Severity is medium (CVSS 4.3). Multiple cross-site scripting (XSS) vulnerabilities in Sambar Server 6.1 Beta 2 on Windows, and possibly other versions on Linux, allow remote attackers to inject arbitrary web script or HTML via (1) the show parameter in show.asp and (2) t

How urgent is CVE-2004-2564?

Priority 43/100. EPSS top 8%: very likely to be exploited; Public exploit reference

Software pages

Windows vulnerabilities

Related CVEs

CVE-2006-6624 MEDIUM 4.0 DOWNGRADE The FTP Server in Sambar Server 6.4 allows remote authenticated users to cause a denial of service (applicatio
CVE-2005-3506 MEDIUM 4.3 UPGRADE Cross-site scripting (XSS) vulnerability in proxy.asp in Sambar Server 6.3 BETA 2 and possibly earlier version
CVE-2004-2565 MEDIUM 5.0 DOWNGRADE Multiple directory traversal vulnerabilities in Sambar Server 6.1 Beta 2 on Windows, and possibly other versio
CVE-2004-2086 MEDIUM 5.0 DOWNGRADE Stack-based buffer overflow in results.stm for Sambar Server before the 6.0 production release allows remote a
CVE-2003-1287 MEDIUM 4.6 DOWNGRADE Sambar Server before 6.0 beta 3 allows attackers with physical access to execute arbitrary code via a request

References

← Back to latest CVEs