CVE-2000-0953: Shambala Server 4.5 allows remote attackers to cause a denial of service by opening then closing a connection.

This month

MEDIUM 5.0DOWNGRADE

CVE-2000-0953 is a medium-severity flaw (CVSS 5.0) affecting shambala server. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Shambala Server 4.5 allows remote attackers to cause a denial of service by opening then closing a connection.

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	3.1% (top 12%)
CISA exploited list	No
Published	2000-12-19
Last modified	2026-09-23

Publisher (CNA): MITRE · Vendor: evolvable corporation

Last updated 2026-09-23 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2000-12-19 05:00 UTCPublished CVE record published
2026-09-23 13:10 UTCUpdated Record last modified

evolvable corporation shambala server DOWNGRADE

Affected: 4.5

Fixed in: no fixed release known

Safe to downgrade to: a release before 4.5

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 4.5 (Debian / Ubuntu)

apt-cache madison shambala-server sudo apt install shambala-server=<VERSION_BEFORE_4.5> sudo apt-mark hold shambala-server

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

dnf --showduplicates list shambala-server sudo dnf downgrade shambala-server-<VERSION_BEFORE_4.5> sudo dnf versionlock add shambala-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: Evolvable Shambala Server 4.5 - Denial of Service

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-2000-0953?

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

Is CVE-2000-0953 being exploited?

CVE-2000-0953 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-2000-0953 affect?

CVE-2000-0953 affects shambala server. Severity is medium (CVSS 5.0). Shambala Server 4.5 allows remote attackers to cause a denial of service by opening then closing a connection.

How urgent is CVE-2000-0953?

Priority 44/100. Public exploit reference

Related CVEs

CVE-2000-0954 HIGH 10.0 DOWNGRADE Shambala Server 4.5 stores passwords in plaintext, which could allow local users to obtain the passwords and c
CVE-2002-0877 MEDIUM 5.0 DOWNGRADE Directory traversal vulnerability in the FTP server for Shambala 4.5 allows remote attackers to read arbitrary
CVE-2002-0876 MEDIUM 5.0 DOWNGRADE Web server for Shambala 4.5 allows remote attackers to cause a denial of service (crash) via a malformed HTTP
CVE-2001-0758 HIGH 7.5 DOWNGRADE Directory traversal vulnerability in Shambala 4.5 allows remote attackers to escape the FTP root directory via

References

← Back to latest CVEs