CVE-2006-1194: Integer signedness error in the enet_protocol_handle_incoming_commands function in protocol.c for ENet library

Q: How do I fix CVE-2006-1194?

enet library: upgrade to newer than jul_2005. Exact commands for each OS are on this page.

Q: Is CVE-2006-1194 being exploited?

CVE-2006-1194 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-2006-1194 affect?

CVE-2006-1194 affects enet library. Severity is medium (CVSS 5.0). Integer signedness error in the enet_protocol_handle_incoming_commands function in protocol.c for ENet library CVS version Jul 2005 and earlier, as used in products including (1) Cube, (2) Sauerbraten, and (3) Duke3d_w32, allows remote atta

Q: How urgent is CVE-2006-1194?

Priority 45/100. EPSS top 9%: very likely to be exploited; Public exploit reference

This month

MEDIUM 5.0UPGRADE

CVE-2006-1194 is a medium-severity flaw (CVSS 5.0) affecting enet library. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Integer signedness error in the enet_protocol_handle_incoming_commands function in protocol.c for ENet library CVS version Jul 2005 and earlier, as used in products including (1) Cube, (2) Sauerbraten, and (3) Duke3d_w32, allows remote attackers to cause a denial of service (application crash) via a packet with a large command length value, which leads to an invalid memory access.

Why this priority

EPSS top 9%: 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	4.4% (top 9%)
CISA exploited list	No
Published	2006-03-13
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: enet

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

Am I affected?

Timeline

2006-03-13 22:02 UTCPublished CVE record published
2026-06-16 22:22 UTCUpdated Record last modified

enet enet library UPGRADE

Affected: <= jul_2005

Fixed in: newer than jul_2005

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy enet-library || rpm -q enet-library || enet-library --version

2. UPGRADE to newer than jul_2005 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade enet-library

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade enet-library

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: ENet - Multiple Denial of Service Vulnerabilities

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-2006-1194?

enet library: upgrade to newer than jul_2005. Exact commands for each OS are on this page.

Is CVE-2006-1194 being exploited?

CVE-2006-1194 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-2006-1194 affect?

CVE-2006-1194 affects enet library. Severity is medium (CVSS 5.0). Integer signedness error in the enet_protocol_handle_incoming_commands function in protocol.c for ENet library CVS version Jul 2005 and earlier, as used in products including (1) Cube, (2) Sauerbraten, and (3) Duke3d_w32, allows remote atta

How urgent is CVE-2006-1194?

Priority 45/100. EPSS top 9%: very likely to be exploited; Public exploit reference

Related CVEs

CVE-2006-1195 MEDIUM 5.0 MITIGATE The enet_protocol_handle_send_fragment function in protocol.c for ENet library CVS version Jul 2005 and earlie

References

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