CVE-2005-1776: Buffer overflow in the READ_TCP_STRING function in game_message_functions.cpp in the network plugin for C'Nedr

This month

HIGH 7.5DOWNGRADE

CVE-2005-1776 is a high-severity flaw (CVSS 7.5) affecting cnedra. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Buffer overflow in the READ_TCP_STRING function in game_message_functions.cpp in the network plugin for C'Nedra 0.4.0 and earlier allows remote attackers to execute arbitrary code via a long text string.

Why this priority

High severity
Public exploit reference

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

Risk facts

CVSS score	7.5 (High)
EPSS exploit chance	3.8% (top 10%)
CISA exploited list	No
Published	2005-05-31
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: cnedra

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

Am I affected?

Timeline

2005-05-31 04:00 UTCPublished CVE record published
2026-06-16 22:13 UTCUpdated Record last modified

cnedra cnedra DOWNGRADE

Affected: 0.1.0 · 0.1.5 · 0.3.0 · 0.4.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 0.1.0

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 0.1.0 (Debian / Ubuntu)

apt-cache madison cnedra sudo apt install cnedra=<VERSION_BEFORE_0.1.0> sudo apt-mark hold cnedra

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

dnf --showduplicates list cnedra sudo dnf downgrade cnedra-<VERSION_BEFORE_0.1.0> sudo dnf versionlock add cnedra

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-2005-1776?

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

Is CVE-2005-1776 being exploited?

CVE-2005-1776 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-2005-1776 affect?

CVE-2005-1776 affects cnedra. Severity is high (CVSS 7.5). Buffer overflow in the READ_TCP_STRING function in game_message_functions.cpp in the network plugin for C'Nedra 0.4.0 and earlier allows remote attackers to execute arbitrary code via a long text string.

How urgent is CVE-2005-1776?

Priority 54/100. High severity; Public exploit reference

References

← Back to latest CVEs