CVE-2005-2287: SoftiaCom wMailServer 1.0 and 2.0 allows remote attackers to cause a denial of service (application crash) via

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MEDIUM 5.0DOWNGRADE

CVE-2005-2287 is a medium-severity flaw (CVSS 5.0) affecting wmailserver. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

SoftiaCom wMailServer 1.0 and 2.0 allows remote attackers to cause a denial of service (application crash) via a large TCP packet with a leading space, possibly triggering a buffer overflow.

Why this priority

EPSS top 1%: very likely to be exploited
Public exploit reference

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

Risk facts

CVSS score	5.0 (Medium)
EPSS exploit chance	56.8% (top 1%)
CISA exploited list	No
Published	2005-07-18
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: softiacom

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

Am I affected?

Timeline

2005-07-18 04:00 UTCPublished CVE record published
2026-06-16 22:14 UTCUpdated Record last modified

softiacom wmailserver 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 wmailserver || rpm -q wmailserver || wmailserver --version

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

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

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

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

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: SoftiaCom wMailServer 1.0 - Remote Denial of Service
Exploit-DB: SoftiaCom wMailServer 1.0 - Remote Buffer Overflow (Metasploit)
Exploit-DB: SoftiaCom wMailServer 1.0 - SMTP Remote Buffer Overflow (Metasploit)
Metasploit: SoftiaCom WMailserver 1.0 Buffer Overflow

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-2005-2287?

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

Is CVE-2005-2287 being exploited?

CVE-2005-2287 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-2005-2287 affect?

CVE-2005-2287 affects wmailserver. Severity is medium (CVSS 5.0). SoftiaCom wMailServer 1.0 and 2.0 allows remote attackers to cause a denial of service (application crash) via a large TCP packet with a leading space, possibly triggering a buffer overflow.

How urgent is CVE-2005-2287?

Priority 47/100. EPSS top 1%: very likely to be exploited; Public exploit reference

Related CVEs

CVE-2005-2227 HIGH 7.2 DOWNGRADE Softiacom wMailserver 1.0 stores passwords in plaintext in the Darsite\MAILSRV\Admin key, which allows local u

References

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