CVE-2006-3277 json
The SMTP service of MailEnable Standard 1.92 and earlier, Professional 2.0 and earlier, and Enterprise 2.0 and earlier before the MESMTPC h…
published 2006-06-28 20 y ago modified 2026-06-16 4 mo ago also EUVD-2006-3274
- cvss
- 5.0
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 6.1%
- EPSS 6.1% chance of exploitation in 30 days, percentile 93%
- public exploits
- 1
- Exploit-DB
Summary
The SMTP service of MailEnable Standard 1.92 and earlier, Professional 2.0 and earlier, and Enterprise 2.0 and earlier before the MESMTPC hotfix, allows remote attackers to cause a denial of service (application crash) via a HELO command with a null byte in the argument, possibly triggering a length inconsistency or a missing argument.
Patch / fix
Timeline
- First public exploit (EDB-28103)
- Published
Exploit prediction
6.11% chance of exploitation in the next 30 days, higher than 93% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- EDB-28103 MailEnable 1.x - SMTP 'HELO' Remote Denial of Service dos, 2006-06-24
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 5.0 | AV:N/AC:L/Au:N/C:N/I:N/A:P |
Classification
- Weakness
-
- CWE-399 Resource Management Errors
References
-
mailenable.com
/hotfix/mesmtpc.zip
patch
-
divisionbyzero.be
/?p=173
patch
-
vupen.com
/english/advisories/2006/2520
vdb-entry, vendor-advisory
-
secunia.com
/advisories/20790
third-party-advisory, vendor-advisory
-
exchange.xforce.ibmcloud.com
/vulnerabilities/27387
vdb-entry
-
securitytracker.com
/id?1016376
vdb-entry
-
osvdb.org
/26791
vdb-entry
- divisionbyzero.be /?p=174
-
securityfocus.com
/bid/18630
vdb-entry
-
securityfocus.com
/archive/1/438374/100/0/threaded
mailing-list
Sources
- CVE List CVE-2006-3277
- NVD CVE-2006-3277
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