The NTLM_UnPack_Type3 function in MENTLM.dll in MailEnable Professional 2.35 and earlier…
Priority MEDIUM 42Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · Complete
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
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.
Why it matters now
EPSS 0.055 92nd percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:mailenable:mailenable:*:*:*:*:professional:*:*:* | up to 2.35 | Vulnerable | MailEnable |
- cpe:2.3:a:mailenable:mailenable:*:*:*:*:professional:*:*:* Versions up to 2.35 Vulnerable ·MailEnable
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2007-0955
- 2026-10-03 Alias added: GHSA-5ww6-rrrm-6m3x
References
More Mailenable vulnerabilities
- TI-2025-28598 Cross Site Scripting (XSS) vulnerability in MailEnable before v10 allows a remote… CVSS 3.1CRITICAL 9.8
- TI-2026-25313 MailEnable < 10.55 Reflected XSS via ManageShares.aspx SelectedIndex Parameter CVSS 4.0MEDIUM 5.1
- TI-2026-25315 MailEnable < 10.55 Reflected XSS via FreeBusy.aspx StartDate Parameter CVSS 4.0MEDIUM 5.1
- TI-2026-25314 MailEnable < 10.55 Reflected XSS via FreeBusy.aspx StartDate Parameter CVSS 4.0MEDIUM 5.1
- TI-2015-07656 MailEnable before 8.60 allows Privilege Escalation because admin accounts could be… CVSS 3.0CRITICAL 9.8
- TI-2015-07658 MailEnable before 8.60 allows XXE via an XML document in the request.aspx Options parameter. CVSS 3.1CRITICAL 10.0
Sources
- CVE-2007-0955 · CVE Program
- CVE-2007-0955 · NVD
- FIRST EPSS
- GHSA-5ww6-rrrm-6m3x · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences