CVE-2002-0233: Directory traversal vulnerability in eshare Expressions 4 Web server allows remote attackers to read arbitrary

Routine

MEDIUM 5.0DOWNGRADE

CVE-2002-0233 is a medium-severity flaw (CVSS 5.0) affecting eshare expressions. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Directory traversal vulnerability in eshare Expressions 4 Web server allows remote attackers to read arbitrary files via a .. (dot dot) in an HTTP request.

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	2.0% (top 19%)
CISA exploited list	No
Published	2002-05-29
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: eshare communications inc.

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

eshare communications inc. eshare expressions DOWNGRADE

Affected: 1.0 · 2.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.0

1. Check installed version

apt-cache policy eshare-expressions || rpm -q eshare-expressions || eshare-expressions --version

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

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

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

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

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-2002-0233?

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

Is CVE-2002-0233 being exploited?

CVE-2002-0233 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-2002-0233 affect?

CVE-2002-0233 affects eshare expressions. Severity is medium (CVSS 5.0). Directory traversal vulnerability in eshare Expressions 4 Web server allows remote attackers to read arbitrary files via a .. (dot dot) in an HTTP request.

How urgent is CVE-2002-0233?

Priority 38/100. No elevated risk signals yet.

References

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