CVE-2015-3326

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Summary

CVECVE-2015-3326
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2015-05-14 00:59:03 UTC
Updated2026-05-06 22:30:45 UTC
DescriptionTrend Micro ScanMail for Microsoft Exchange (SMEX) 10.2 before Hot Fix Build 3318 and 11.0 before Hot Fix Build 4180 creates session IDs for the web console using a random number generator with predictable values, which makes it easier for remote attackers to bypass authentication via a brute force attack.

Risk And Classification

Primary CVSS: v2.0 5 from [email protected]

AV:N/AC:L/Au:N/C:P/I:N/A:N

Problem Types: NVD-CWE-Other | n/a

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Low
Authentication
None
Confidentiality
Partial
Integrity
None
Availability
None

AV:N/AC:L/Au:N/C:P/I:N/A:N

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Trend Micro Scanmail 10.2 All All All
Application Trend Micro Scanmail 11.0 All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
Trend Micro ScanMail for Microsoft Exchange Predictable Random Number Generator Weakness af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com
malerisch.net: TrendMicro ScanMail for Microsoft Exchange (SMEX) predictable session token - CVE-2015-3326 af854a3a-2127-422b-91ae-364da2661108 blog.malerisch.net
Trend Micro ScanMail for Microsoft Exchange Weak Session ID Generation Lets Remote Users Hijack Sessions - SecurityTracker af854a3a-2127-422b-91ae-364da2661108 www.securitytracker.com
Session ID is vulnerable to remote attacker - ScanMail for Exchange af854a3a-2127-422b-91ae-364da2661108 esupport.trendmicro.com Vendor Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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