CVE-2007-4358: Zoidcom 0.6.7 and earlier allows remote attackers to cause a denial of service (application crash) via a JOIN

This month

MEDIUM 4.3DOWNGRADE

CVE-2007-4358 is a medium-severity flaw (CVSS 4.3) affecting zoidcom. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Zoidcom 0.6.7 and earlier allows remote attackers to cause a denial of service (application crash) via a JOIN packet (aka connection packet) containing 0x69 in the ninth byte, which triggers a "double-delete" of trace data, a different vulnerability than CVE-2005-1643.

Why this priority

Public exploit reference

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

Risk facts

CVSS score	4.3 (Medium)
EPSS exploit chance	2.8% (top 13%)
CISA exploited list	No
Published	2007-08-15
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: zoidcom

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

Am I affected?

Timeline

2007-08-15 19:17 UTCPublished CVE record published
2026-06-16 22:43 UTCUpdated Record last modified

zoidcom zoidcom DOWNGRADE

Affected: 0.6.5 · 0.6.7

Fixed in: no fixed release known

Safe to downgrade to: a release before 0.6.5

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 0.6.5 (Debian / Ubuntu)

apt-cache madison zoidcom sudo apt install zoidcom=<VERSION_BEFORE_0.6.5> sudo apt-mark hold zoidcom

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

dnf --showduplicates list zoidcom sudo dnf downgrade zoidcom-<VERSION_BEFORE_0.6.5> sudo dnf versionlock add zoidcom

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: Zoidcom 0.6.x - Malformed Packet 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-2007-4358?

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

Is CVE-2007-4358 being exploited?

CVE-2007-4358 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-2007-4358 affect?

CVE-2007-4358 affects zoidcom. Severity is medium (CVSS 4.3). Zoidcom 0.6.7 and earlier allows remote attackers to cause a denial of service (application crash) via a JOIN packet (aka connection packet) containing 0x69 in the ninth byte, which triggers a "double-delete" of trace data, a different vuln

How urgent is CVE-2007-4358?

Priority 42/100. Public exploit reference

Related CVEs

CVE-2005-1643 MEDIUM 5.0 DOWNGRADE The ZCom_BitStream::Deserialize function in Zoidcom 1.0 beta 4 and earlier allows remote attackers to cause a

References

← Back to latest CVEs