Trend Micro ScanMail for Microsoft Exchange up to 10.2/11.0 Session ID Generator random values

CVSS Meta Temp Score
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CTI Interest Score
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4.6$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Trend Micro ScanMail for Microsoft Exchange up to 10.2/11.0. Impacted is an unknown function of the component Session ID Generator. Performing a manipulation results in random values. This vulnerability is cataloged as CVE-2015-3326. There is no exploit available. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability was found in Trend Micro ScanMail for Microsoft Exchange up to 10.2/11.0 (Groupware Software). It has been classified as critical. This affects some unknown functionality of the component Session ID Generator. The manipulation with an unknown input leads to a random values vulnerability. CWE is classifying the issue as CWE-330. The product uses insufficiently random numbers or values in a security context that depends on unpredictable numbers. This is going to have an impact on confidentiality, and integrity. The summary by CVE is:

Trend 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.

The weakness was shared 05/14/2015 (Website). It is possible to read the advisory at esupport.trendmicro.com. This vulnerability is uniquely identified as CVE-2015-3326 since 04/16/2015. The exploitability is told to be difficult. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1600.001 according to MITRE ATT&CK.

The vulnerability scanner Nessus provides a plugin with the ID 84007 (Trend Micro ScanMail for Exchange 10.2 < Build 3318 / 11.x < Build 4180 Predictable Session IDs), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows.

Applying a patch is able to eliminate this problem.

The vulnerability is also documented in the databases at Tenable (84007), SecurityFocus (BID 74661†) and Vulnerability Center (SBV-50333†). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.8
VulDB Meta Temp Score: 4.6

VulDB Base Score: 4.8
VulDB Temp Score: 4.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Random values
CWE: CWE-330 / CWE-310
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 84007
Nessus Name: Trend Micro ScanMail for Exchange 10.2 < Build 3318 / 11.x < Build 4180 Predictable Session IDs
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

Timelineinfo

04/16/2015 🔍
04/20/2015 +4 days 🔍
04/20/2015 +0 days 🔍
05/13/2015 +23 days 🔍
05/14/2015 +1 days 🔍
05/15/2015 +1 days 🔍
05/28/2015 +13 days 🔍
06/05/2015 +8 days 🔍
05/17/2022 +2538 days 🔍

Sourcesinfo

Vendor: trendmicro.com

Advisory: esupport.trendmicro.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2015-3326 (🔍)
GCVE (CVE): GCVE-0-2015-3326
GCVE (VulDB): GCVE-100-75399
SecurityFocus: 74661 - Trend Micro ScanMail for Microsoft Exchange Predictable Random Number Generator Weakness
SecurityTracker: 1032323
Vulnerability Center: 50333 - Trend Micro ScanMail Remote Bypass Restrictions via a Brute Force Attack, Medium

Entryinfo

Created: 05/15/2015 11:10
Updated: 05/17/2022 15:48
Changes: 05/15/2015 11:10 (60), 06/29/2017 07:36 (5), 05/17/2022 15:42 (3), 05/17/2022 15:48 (1)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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