CVE-2004-1127: Buffer overflow in Open Dc Hub 0.7.14 allows remote attackers, with administrator privileges, to execute arbit

This week

HIGH 10.0DOWNGRADE

CVE-2004-1127 is a high-severity flaw (CVSS 10.0) affecting direct connect peer-to-peer client. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Buffer overflow in Open Dc Hub 0.7.14 allows remote attackers, with administrator privileges, to execute arbitrary code via a long RedirectAll command.

Why this priority

Critical severity
EPSS top 3%: very likely to be exploited
Public exploit reference

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

Risk facts

CVSS score	10.0 (High)
EPSS exploit chance	14.6% (top 3%)
CISA exploited list	No
Published	2005-01-10
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: open dc hub

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

Am I affected?

Timeline

2005-01-10 05:00 UTCPublished CVE record published
2026-06-16 22:07 UTCUpdated Record last modified

open dc hub direct connect peer-to-peer client DOWNGRADE

Affected: 0.7.14

Fixed in: no fixed release known

Safe to downgrade to: a release before 0.7.14

1. Check installed version

apt-cache policy direct-connect-peer-to-peer-client || rpm -q direct-connect-peer-to-peer-client || direct-connect-peer-to-peer-client --version

2. No fixed release: DOWNGRADE to a release before 0.7.14 (Debian / Ubuntu)

apt-cache madison direct-connect-peer-to-peer-client sudo apt install direct-connect-peer-to-peer-client=<VERSION_BEFORE_0.7.14> sudo apt-mark hold direct-connect-peer-to-peer-client

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

dnf --showduplicates list direct-connect-peer-to-peer-client sudo dnf downgrade direct-connect-peer-to-peer-client-<VERSION_BEFORE_0.7.14> sudo dnf versionlock add direct-connect-peer-to-peer-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.

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: Open DC Hub 0.7.14 - Remote Buffer Overflow

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-2004-1127?

direct connect peer-to-peer client: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2004-1127 being exploited?

CVE-2004-1127 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-2004-1127 affect?

CVE-2004-1127 affects direct connect peer-to-peer client. Severity is high (CVSS 10.0). Buffer overflow in Open Dc Hub 0.7.14 allows remote attackers, with administrator privileges, to execute arbitrary code via a long RedirectAll command.

How urgent is CVE-2004-1127?

Priority 64/100. Critical severity; EPSS top 3%: very likely to be exploited; Public exploit reference

References

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