CVE-2005-1814: Stack-based buffer overflow in PicoWebServer 1.0 allows remote attackers to cause a denial of service (applica

This month

HIGH 7.5DOWNGRADE

CVE-2005-1814 is a high-severity flaw (CVSS 7.5) affecting picowebserver. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Stack-based buffer overflow in PicoWebServer 1.0 allows remote attackers to cause a denial of service (application crash) and possibly execute arbitrary code via a long URL.

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	2005-06-01
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: newmad technologies

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

Am I affected?

Timeline

2005-06-01 04:00 UTCPublished CVE record published
2026-06-16 22:13 UTCUpdated Record last modified

newmad technologies picowebserver DOWNGRADE

Affected: 1.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.0

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 1.0 (Debian / Ubuntu)

apt-cache madison picowebserver sudo apt install picowebserver=<VERSION_BEFORE_1.0> sudo apt-mark hold picowebserver

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

dnf --showduplicates list picowebserver sudo dnf downgrade picowebserver-<VERSION_BEFORE_1.0> sudo dnf versionlock add picowebserver

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-2005-1814?

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

Is CVE-2005-1814 being exploited?

CVE-2005-1814 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-2005-1814 affect?

CVE-2005-1814 affects picowebserver. Severity is high (CVSS 7.5). Stack-based buffer overflow in PicoWebServer 1.0 allows remote attackers to cause a denial of service (application crash) and possibly execute arbitrary code via a long URL.

How urgent is CVE-2005-1814?

Priority 54/100. High severity; Public exploit reference

References

← Back to latest CVEs