CVE-2002-0236: Lucent VitalSuite 8.0 through 8.2, including VitalNet, VitalEvent, and VitalHelp/VitalAnalysis, allows remote

This month

HIGH 7.5DOWNGRADEDOWNGRADEDOWNGRADE

CVE-2002-0236 is a high-severity flaw (CVSS 7.5) affecting vitalanalysis, vitalevent, vitalhelp. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Lucent VitalSuite 8.0 through 8.2, including VitalNet, VitalEvent, and VitalHelp/VitalAnalysis, allows remote attackers to bypass authentication via a direct HTTP request to the VsSetCookie.exe program, which returns a valid cookie for the desired user.

Why this priority

High severity
EPSS top 6%: very likely to be exploited
Public exploit reference

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

Risk facts

CVSS score	7.5 (High)
EPSS exploit chance	7.4% (top 6%)
CISA exploited list	No
Published	2002-05-29
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: lucent

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

Am I affected?

Timeline

2002-05-29 04:00 UTCPublished CVE record published
2026-06-16 21:57 UTCUpdated Record last modified

lucent vitalanalysis DOWNGRADE

Affected: 8.0 · 8.1 · 8.2

Fixed in: no fixed release known

Safe to downgrade to: a release before 8.0

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 8.0 (Debian / Ubuntu)

apt-cache madison vitalanalysis sudo apt install vitalanalysis=<VERSION_BEFORE_8.0> sudo apt-mark hold vitalanalysis

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

dnf --showduplicates list vitalanalysis sudo dnf downgrade vitalanalysis-<VERSION_BEFORE_8.0> sudo dnf versionlock add vitalanalysis

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.

lucent vitalevent DOWNGRADE

Affected: 8.0 · 8.1 · 8.2

Fixed in: no fixed release known

Safe to downgrade to: a release before 8.0

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 8.0 (Debian / Ubuntu)

apt-cache madison vitalevent sudo apt install vitalevent=<VERSION_BEFORE_8.0> sudo apt-mark hold vitalevent

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

dnf --showduplicates list vitalevent sudo dnf downgrade vitalevent-<VERSION_BEFORE_8.0> sudo dnf versionlock add vitalevent

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.

lucent vitalhelp DOWNGRADE

Affected: 8.0 · 8.1 · 8.2

Fixed in: no fixed release known

Safe to downgrade to: a release before 8.0

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 8.0 (Debian / Ubuntu)

apt-cache madison vitalhelp sudo apt install vitalhelp=<VERSION_BEFORE_8.0> sudo apt-mark hold vitalhelp

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

dnf --showduplicates list vitalhelp sudo dnf downgrade vitalhelp-<VERSION_BEFORE_8.0> sudo dnf versionlock add vitalhelp

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.

lucent vitalnet DOWNGRADE

Affected: 8.0 · 8.1 · 8.2

Fixed in: no fixed release known

Safe to downgrade to: a release before 8.0

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 8.0 (Debian / Ubuntu)

apt-cache madison vitalnet sudo apt install vitalnet=<VERSION_BEFORE_8.0> sudo apt-mark hold vitalnet

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

dnf --showduplicates list vitalnet sudo dnf downgrade vitalnet-<VERSION_BEFORE_8.0> sudo dnf versionlock add vitalnet

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.

lucent vitalsuite DOWNGRADE

Affected: 8.0 · 8.1 · 8.2

Fixed in: no fixed release known

Safe to downgrade to: a release before 8.0

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 8.0 (Debian / Ubuntu)

apt-cache madison vitalsuite sudo apt install vitalsuite=<VERSION_BEFORE_8.0> sudo apt-mark hold vitalsuite

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

dnf --showduplicates list vitalsuite sudo dnf downgrade vitalsuite-<VERSION_BEFORE_8.0> sudo dnf versionlock add vitalsuite

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: Lucent 8.x - VitalNet Password Authentication Bypass

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-2002-0236?

vitalanalysis: downgrade or apply the listed mitigation; vitalevent: downgrade or apply the listed mitigation; vitalhelp: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2002-0236 being exploited?

CVE-2002-0236 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-2002-0236 affect?

CVE-2002-0236 affects vitalanalysis, vitalevent, vitalhelp. Severity is high (CVSS 7.5). Lucent VitalSuite 8.0 through 8.2, including VitalNet, VitalEvent, and VitalHelp/VitalAnalysis, allows remote attackers to bypass authentication via a direct HTTP request to the VsSetCookie.exe program, which returns a valid cookie for the

How urgent is CVE-2002-0236?

Priority 55/100. High severity; EPSS top 6%: very likely to be exploited; Public exploit reference

References

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