CVE-2003-1429: Buffer overflow in Proxomitron Naoko 4.4 allows remote attackers to execute arbitrary code via a long request.

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HIGH 7.5DOWNGRADE

CVE-2003-1429 is a high-severity flaw (CVSS 7.5) affecting proxomitron naoko. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Buffer overflow in Proxomitron Naoko 4.4 allows remote attackers to execute arbitrary code via a long request.

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	2.8% (top 14%)
CISA exploited list	No
Weakness	CWE-119
Published	2003-12-31
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: proxomitron

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

Am I affected?

Timeline

2003-12-31 05:00 UTCPublished CVE record published
2026-06-16 22:04 UTCUpdated Record last modified

proxomitron proxomitron naoko DOWNGRADE

Affected: 4.4

Fixed in: no fixed release known

Safe to downgrade to: a release before 4.4

1. Check installed version

apt-cache policy proxomitron-naoko || rpm -q proxomitron-naoko || proxomitron-naoko --version

2. No fixed release: DOWNGRADE to a release before 4.4 (Debian / Ubuntu)

apt-cache madison proxomitron-naoko sudo apt install proxomitron-naoko=<VERSION_BEFORE_4.4> sudo apt-mark hold proxomitron-naoko

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

dnf --showduplicates list proxomitron-naoko sudo dnf downgrade proxomitron-naoko-<VERSION_BEFORE_4.4> sudo dnf versionlock add proxomitron-naoko

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-2003-1429?

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

Is CVE-2003-1429 being exploited?

CVE-2003-1429 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-2003-1429 affect?

CVE-2003-1429 affects proxomitron naoko. Severity is high (CVSS 7.5). Buffer overflow in Proxomitron Naoko 4.4 allows remote attackers to execute arbitrary code via a long request.

How urgent is CVE-2003-1429?

Priority 53/100. High severity; Public exploit reference

References

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