CVE-2002-0531: Directory traversal vulnerability in emumail.cgi in EMU Webmail 4.5.x and 5.1.0 allows remote attackers to rea

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MEDIUM 5.0WATCHLISTDOWNGRADEDOWNGRADEDOWNGRADE

CVE-2002-0531 is a medium-severity flaw (CVSS 5.0) affecting emumail, emumail red hat linux, emumail unix. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Directory traversal vulnerability in emumail.cgi in EMU Webmail 4.5.x and 5.1.0 allows remote attackers to read arbitrary files or list arbitrary directories via a .. (dot dot) in the type parameter.

Why this priority

EPSS top 9%: very likely to be exploited
On your watchlist

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

Risk facts

CVSS score	5.0 (Medium)
EPSS exploit chance	4.1% (top 9%)
CISA exploited list	No
Published	2002-08-12
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: emumail

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

Am I affected?

Timeline

2002-08-12 04:00 UTCPublished CVE record published
2026-06-16 21:57 UTCUpdated Record last modified

emumail emumail DOWNGRADE

Affected: 3.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 3.0

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 3.0 (Debian / Ubuntu)

apt-cache madison emumail sudo apt install emumail=<VERSION_BEFORE_3.0> sudo apt-mark hold emumail

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

dnf --showduplicates list emumail sudo dnf downgrade emumail-<VERSION_BEFORE_3.0> sudo dnf versionlock add emumail

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.

emumail emumail red hat linux DOWNGRADE

Affected: 5.0 · 5.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 5.0

1. Check installed version

apt-cache policy emumail-red-hat-linux || rpm -q emumail-red-hat-linux || emumail-red-hat-linux --version

2. No fixed release: DOWNGRADE to a release before 5.0 (Debian / Ubuntu)

apt-cache madison emumail-red-hat-linux sudo apt install emumail-red-hat-linux=<VERSION_BEFORE_5.0> sudo apt-mark hold emumail-red-hat-linux

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

dnf --showduplicates list emumail-red-hat-linux sudo dnf downgrade emumail-red-hat-linux-<VERSION_BEFORE_5.0> sudo dnf versionlock add emumail-red-hat-linux

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.

emumail emumail unix DOWNGRADE

Affected: 5.0 · 5.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 5.0

1. Check installed version

apt-cache policy emumail-unix || rpm -q emumail-unix || emumail-unix --version

2. No fixed release: DOWNGRADE to a release before 5.0 (Debian / Ubuntu)

apt-cache madison emumail-unix sudo apt install emumail-unix=<VERSION_BEFORE_5.0> sudo apt-mark hold emumail-unix

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

dnf --showduplicates list emumail-unix sudo dnf downgrade emumail-unix-<VERSION_BEFORE_5.0> sudo dnf versionlock add emumail-unix

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-2002-0531?

emumail: downgrade or apply the listed mitigation; emumail red hat linux: downgrade or apply the listed mitigation; emumail unix: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2002-0531 being exploited?

CVE-2002-0531 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-2002-0531 affect?

CVE-2002-0531 affects emumail, emumail red hat linux, emumail unix. Severity is medium (CVSS 5.0). Directory traversal vulnerability in emumail.cgi in EMU Webmail 4.5.x and 5.1.0 allows remote attackers to read arbitrary files or list arbitrary directories via a .. (dot dot) in the type parameter.

How urgent is CVE-2002-0531?

Priority 45/100. EPSS top 9%: very likely to be exploited; On your watchlist

Related CVEs

CVE-2002-0532 HIGH 7.2 DOWNGRADE DOWNGRADE EMU Webmail allows local users to execute arbitrary programs via a .

References

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