Buffer overflow in NTLM authentication in MailEnable Professional 2.0 and Enterprise 2.0…
Priority MEDIUM 48CWE-119Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Medium
- Impact type
- Code execution
- Confidentiality · integrity · availability
- Complete · Complete · Complete
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-119 and the CVSS impact.
Summary
Buffer overflow in NTLM authentication in MailEnable Professional 2.0 and Enterprise 2.0 allows remote attackers to execute arbitrary code via "the signature field of NTLM Type 1 messages".
Why it matters now
EPSS 0.05453 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 · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:mailenable:mailenable_enterprise:2.0:*:*:*:*:*:*:* | 2.0 | Vulnerable | MailEnable |
| cpe:2.3:a:mailenable:mailenable_professional:2.0:*:*:*:*:*:*:* | 2.0 | Vulnerable | MailEnable |
- cpe:2.3:a:mailenable:mailenable_enterprise:2.0:*:*:*:*:*:*:* Versions 2.0 Vulnerable ·MailEnable
- cpe:2.3:a:mailenable:mailenable_professional:2.0:*:*:*:*:*:*:* Versions 2.0 Vulnerable ·MailEnable
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2006-5176
- 2026-10-03 Alias added: GHSA-9w8x-9hv3-2p53
References
More Mailenable Enterprise vulnerabilities
- TI-2006-06170 Stack-based buffer overflow in the IMAP service for MailEnable Professional and… CVSS 2.0HIGH 10.0
- TI-2005-01273 Buffer overflow in HTTPMail in MailEnable Enterprise 1.04 and earlier and Professional… CVSS 2.0HIGH 7.5
- TI-2005-02983 Buffer overflow in the W3C logging for MailEnable Enterprise 1.1 and Professional 1.6… CVSS 2.0HIGH 7.5
- TI-2007-01259 Stack-based buffer overflow in the IMAP service in MailEnable Enterprise and Professional… CVSS 2.0HIGH 9.0
- TI-2006-06349 Stack-based buffer overflow in the POP service in MailEnable Standard 1.98 and earlier… CVSS 2.0HIGH 10.0
- TI-2008-01227 The IMAP service (MEIMAPS.exe) in MailEnable Professional Edition and Enterprise Edition… CVSS 2.0HIGH 9.0
Sources
- CVE-2006-5176 · CVE Program
- CVE-2006-5176 · NVD
- FIRST EPSS
- GHSA-9w8x-9hv3-2p53 · GitHub Advisory Database · CC BY 4.0
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