CVE-2006-3840
The SMB Mailslot parsing functionality in PAM in multiple ISS products with XPU (24.39/1.78/epj/x.x.x.1780), including Proventia A, G, M, Server, and Desktop, BlackICE PC and Server Protection 3.6, and RealSecure 7.0, allows remote attackers to cause a denial of service (infinite loop) via a crafted SMB packet that is not properly handled by the SMB_Mailslot_Heap_Overflow decode.
Key facts
- CVSS score
- 5.0 (v2.0)
- Severity
- MEDIUM
- CVSS vector
AV:N/AC:L/Au:N/C:N/I:N/A:P- Weakness (CWE)
- CWE-399
- EPSS score
- 2.4% (84th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2006-3834)
- Published
- July 27, 2006
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2006-3834 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.
View on the EU Vulnerability DatabaseAffected products
- iss / blackice pc protection
- iss / blackice server protection
- iss / proventia a series xpu
- iss / proventia desktop
- iss / proventia desktop
- iss / proventia g series xpu
- iss / proventia m series xpu
- iss / proventia server
- iss / realsecure desktop
- iss / realsecure network
- iss / realsecure server sensor
References
- http://secunia.com/advisories/21219(Vendor Advisory)
- http://securitytracker.com/id?1016590
- http://securitytracker.com/id?1016591
- http://securitytracker.com/id?1016592
- http://www.nsfocus.com/english/homepage/research/0607.htm
- http://www.securityfocus.com/archive/1/441278/100/0/threaded
- http://www.securityfocus.com/bid/19178
- http://www.vupen.com/english/advisories/2006/2996(Vendor Advisory)
- http://xforce.iss.net/xforce/alerts/id/230(Vendor Advisory)
- https://exchange.xforce.ibmcloud.com/vulnerabilities/27965
- https://iss.custhelp.com/cgi-bin/iss.cfg/php/enduser/std_adp.php?p_faqid=3630
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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