CVE-2002-0312: Directory traversal vulnerability in Essentia Web Server 2.1 allows remote attackers to read arbitrary files v

Routine

MEDIUM 5.0DOWNGRADE

CVE-2002-0312 is a medium-severity flaw (CVSS 5.0) affecting essentia web server. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Directory traversal vulnerability in Essentia Web Server 2.1 allows remote attackers to read arbitrary files via a .. (dot dot) in a URL.

Why this priority

No elevated risk signals yet

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

Risk facts

CVSS score	5.0 (Medium)
EPSS exploit chance	2.1% (top 18%)
CISA exploited list	No
Published	2002-06-25
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: essen

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

Am I affected?

Timeline

2002-06-25 04:00 UTCPublished CVE record published
2026-06-16 21:57 UTCUpdated Record last modified

essen essentia web server DOWNGRADE

Affected: 2.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.1

1. Check installed version

apt-cache policy essentia-web-server || rpm -q essentia-web-server || essentia-web-server --version

2. No fixed release: DOWNGRADE to a release before 2.1 (Debian / Ubuntu)

apt-cache madison essentia-web-server sudo apt install essentia-web-server=<VERSION_BEFORE_2.1> sudo apt-mark hold essentia-web-server

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

dnf --showduplicates list essentia-web-server sudo dnf downgrade essentia-web-server-<VERSION_BEFORE_2.1> sudo dnf versionlock add essentia-web-server

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-2002-0312?

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

Is CVE-2002-0312 being exploited?

CVE-2002-0312 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-2002-0312 affect?

CVE-2002-0312 affects essentia web server. Severity is medium (CVSS 5.0). Directory traversal vulnerability in Essentia Web Server 2.1 allows remote attackers to read arbitrary files via a .. (dot dot) in a URL.

How urgent is CVE-2002-0312?

Priority 38/100. No elevated risk signals yet.

Related CVEs

CVE-2006-5850 HIGH 7.5 DOWNGRADE Stack-based buffer overflow in Essentia Web Server 2.15 for Windows allows remote attackers to execute arbitra
CVE-2002-0313 HIGH 7.5 DOWNGRADE Buffer overflow in Essentia Web Server 2.1 allows remote attackers to cause a denial of service, and possibly

References

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