CVE-2008-3314: ZDaemon 1.08.07 and earlier allows remote attackers to cause a denial of service (daemon crash) via a crafted

Q: How do I fix CVE-2008-3314?

zdaemon: upgrade to newer than 1.08.07. Exact commands for each OS are on this page.

Q: Is CVE-2008-3314 being exploited?

CVE-2008-3314 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2008-3314 affect?

CVE-2008-3314 affects zdaemon. Severity is medium (CVSS 5.0). ZDaemon 1.08.07 and earlier allows remote attackers to cause a denial of service (daemon crash) via a crafted type 6 command, which triggers a NULL pointer dereference.

Q: How urgent is CVE-2008-3314?

Priority 46/100. EPSS top 5%: very likely to be exploited; Public exploit reference

This month

MEDIUM 5.0UPGRADE

CVE-2008-3314 is a medium-severity flaw (CVSS 5.0) affecting zdaemon. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

ZDaemon 1.08.07 and earlier allows remote attackers to cause a denial of service (daemon crash) via a crafted type 6 command, which triggers a NULL pointer dereference.

Why this priority

EPSS top 5%: very likely to be exploited
Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	5.0 (Medium)
EPSS exploit chance	7.6% (top 5%)
CISA exploited list	No
Weakness	CWE-20
Published	2008-07-25
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: zdaemon

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

Am I affected?

Timeline

2008-07-25 16:41 UTCPublished CVE record published
2026-06-16 22:55 UTCUpdated Record last modified

zdaemon zdaemon UPGRADE

Affected: <= 1.08.07 · 1.08 · 1.08.01 · 1.08.02 · 1.08.03 · 1.08.04 · 1.08.05 · 1.08.06

Fixed in: newer than 1.08.07

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy zdaemon || rpm -q zdaemon || zdaemon --version

2. UPGRADE to newer than 1.08.07 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade zdaemon

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade zdaemon

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

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: ZDaemon 1.8 - Null Pointer Remote 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-2008-3314?

zdaemon: upgrade to newer than 1.08.07. Exact commands for each OS are on this page.

Is CVE-2008-3314 being exploited?

CVE-2008-3314 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-2008-3314 affect?

CVE-2008-3314 affects zdaemon. Severity is medium (CVSS 5.0). ZDaemon 1.08.07 and earlier allows remote attackers to cause a denial of service (daemon crash) via a crafted type 6 command, which triggers a NULL pointer dereference.

How urgent is CVE-2008-3314?

Priority 46/100. EPSS top 5%: very likely to be exploited; Public exploit reference

Related CVEs

CVE-2006-1593 MEDIUM 5.0 DOWNGRADE UPGRADE The (1) ZD_MissingPlayer, (2) ZD_UseItem, and (3) ZD_LoadNewClientLevel functions in sv_main.cpp for (a) Zdaem
CVE-2006-1592 HIGH 7.5 DOWNGRADE DOWNGRADE Buffer overflow in the is_client_wad_ok function in w_wad.cpp for (1) Zdaemon 1.08.01 and (2) X-Doom allows re

References

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