CVE-2006-0505: zbattle.net Zbattle client 1.09 SR-1 beta allows remote attackers to cause an unspecified denial of service by

Routine

MEDIUM 5.0DOWNGRADE

CVE-2006-0505 is a medium-severity flaw (CVSS 5.0) affecting zbattle client. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

zbattle.net Zbattle client 1.09 SR-1 beta allows remote attackers to cause an unspecified denial of service by rapidly creating and closing a game.

Why this priority

No elevated risk signals yet

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

Risk facts

CVSS score	5.0 (Medium)
EPSS exploit chance	1.2% (top 31%)
CISA exploited list	No
Published	2006-02-01
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: zbattle.net

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

Am I affected?

Timeline

2006-02-01 23:02 UTCPublished CVE record published
2026-06-16 22:20 UTCUpdated Record last modified

zbattle.net zbattle client DOWNGRADE

Affected: 1.09_sr-1_beta

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.09_sr-1_beta

1. Check installed version

apt-cache policy zbattle-client || rpm -q zbattle-client || zbattle-client --version

2. No fixed release: DOWNGRADE to a release before 1.09_sr-1_beta (Debian / Ubuntu)

apt-cache madison zbattle-client sudo apt install zbattle-client=<VERSION_BEFORE_1.09_sr-1_beta> sudo apt-mark hold zbattle-client

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

dnf --showduplicates list zbattle-client sudo dnf downgrade zbattle-client-<VERSION_BEFORE_1.09_sr-1_beta> sudo dnf versionlock add zbattle-client

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.

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-2006-0505?

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

Is CVE-2006-0505 being exploited?

CVE-2006-0505 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-2006-0505 affect?

CVE-2006-0505 affects zbattle client. Severity is medium (CVSS 5.0). zbattle.net Zbattle client 1.09 SR-1 beta allows remote attackers to cause an unspecified denial of service by rapidly creating and closing a game.

How urgent is CVE-2006-0505?

Priority 35/100. No elevated risk signals yet.

References

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