VDB-104804 · CVE-2017-11391 · BID 100075

Trend Micro InterScan Messaging Virtual Appliance 9.0/9.1 modTMCSS t command injection

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.5$5k-$25k0.00

Summaryinfo

A vulnerability classified as critical was found in Trend Micro InterScan Messaging Virtual Appliance 9.0/9.1. The impacted element is an unknown function of the component modTMCSS. Such manipulation of the argument t as part of Parameter leads to command injection. This vulnerability is traded as CVE-2017-11391. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability was found in Trend Micro InterScan Messaging Virtual Appliance 9.0/9.1 (Anti-Malware Software). It has been rated as critical. Affected by this issue is an unknown function of the component modTMCSS. The manipulation of the argument t as part of a Parameter leads to a command injection vulnerability. Using CWE to declare the problem leads to CWE-77. The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Proxy command injection vulnerability in Trend Micro InterScan Messaging Virtual Appliance 9.0 and 9.1 allows remote attackers to execute arbitrary code on vulnerable installations. The specific flaw can be exploited by parsing the "t" parameter within modTMCSS Proxy. Formerly ZDI-CAN-4744.

The bug was discovered 07/31/2017. The weakness was shared 08/03/2017 by Steven Seeley (mr_me) with Offensive Security (Website). The advisory is shared for download at securityfocus.com. This vulnerability is handled as CVE-2017-11391 since 07/17/2017. The exploitation is known to be easy. The attack may be launched remotely. The successful exploitation requires a simple authentication. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 11/03/2019). The MITRE ATT&CK project declares the attack technique as T1202.

The vulnerability was handled as a non-public zero-day exploit for at least 3 days. During that time the estimated underground price was around $5k-$25k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 100075†). The entry VDB-104805 is related to this item. Once again VulDB remains the best source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.6

VulDB Base Score: 6.3
VulDB Temp Score: 6.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Command injection
CWE: CWE-77 / CWE-74 / CWE-707
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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

07/17/2017 🔍
07/31/2017 +14 days 🔍
07/31/2017 +0 days 🔍
08/03/2017 +3 days 🔍
08/03/2017 +0 days 🔍
08/04/2017 +1 days 🔍
11/03/2019 +821 days 🔍

Sourcesinfo

Vendor: trendmicro.com

Advisory: securityfocus.com⛔
Researcher: Steven Seeley (mr_me)
Organization: Offensive Security
Status: Not defined

CVE: CVE-2017-11391 (🔍)
GCVE (CVE): GCVE-0-2017-11391
GCVE (VulDB): GCVE-100-104804
SecurityFocus: 100075 - Trend Micro InterScan Messaging Security Multiple Command Injection Vulnerabilities

See also: 🔍

Entryinfo

Created: 08/04/2017 09:58
Updated: 11/03/2019 14:40
Changes: 08/04/2017 09:58 (62), 11/03/2019 14:40 (6)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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