CVE-2007-0955
The NTLM_UnPack_Type3 function in MENTLM.dll in MailEnable Professional 2.35 and earlier allows remote attackers to cause a denial of…
- 7.8HighCVSS base score
- 5.5%Exploitation in 30 daysEPSS · top 7.1% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- 2Public exploitsMetasploit, Nuclei and Exploit-DB
Description
The NTLM_UnPack_Type3 function in MENTLM.dll in MailEnable Professional 2.35 and earlier allows remote attackers to cause a denial of service (application crash) via certain base64-encoded data following an AUTHENTICATE NTLM command to the imap port (143/tcp), which results in an out-of-bounds read.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list 2 Exploit-DB entries for it.
Show the exploits2
Exploit-DB2 entries
- MailEnable Professional/Enterprise 2.35 - Out of Bounds Denial of Service (Exploit-DB entry) (opens in a new tab)
EDB-ID 3306dos, windowspublished 14 Feb 2007Verified
- MailEnable Professional/Enterprise 2.37 - Denial of Service (Exploit-DB entry) (opens in a new tab)
EDB-ID 3308dos, windowspublished 14 Feb 2007Verified
Modules, templates and exploits as listed by the Metasploit Framework (BSD-3-Clause), ProjectDiscovery's Nuclei templates (MIT) and the Exploit Database (GPLv2), read once a day. Where the data comes from
Timeline
ID reserved
By mitre
- 1 day later
· 1 day later
Published
- 17 years later
· 17 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High7.8 | AV:N/AC:L/Au:N/C:N/I:N/A:C |
- EPSS (exploitation in 30 days)
- 5.5% · top 7.1% of all CVEs (10 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.8.
Affected products
n/a
- affected n/a
References
8
- 33195 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- ADV-2007-0614 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- 20070214 MailEnable DoS POC (opens in a new tab)mailing-listx_refsource_FULLDISCx_transferred
- 20070214 MailEnable DoS POC-2 (opens in a new tab)mailing-listx_refsource_FULLDISCx_transferred
- 24139 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- mailenable-ntlm-dos(32482) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 2249 (opens in a new tab)third-party-advisoryx_refsource_SREASONx_transferred
- 20071214 MailEnable DoS POC (opens in a new tab)mailing-listx_refsource_FULLDISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2007-0949 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2007-0955)Record last updated .