Trend Micro Antivirus Plus/Internet Security/Maximum Security tmeext.sys IOCTL 0x00222400 access control

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.7$0-$5k0.00

A vulnerability has been found in Trend Micro Antivirus Plus, Internet Security and Maximum Security (Anti-Malware Software) (unknown version) and classified as critical. This vulnerability affects an unknown code block of the file tmeext.sys. The manipulation as part of a IOCTL 0x00222400 leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-264. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

The tmeext.sys driver before 2.0.0.1015 in Trend Micro Antivirus Plus, Internet Security, and Maximum Security allows local users to write to arbitrary memory locations, and consequently gain privileges, via a crafted 0x00222400 IOCTL call.

The weakness was presented 01/31/2015 by Parvez Anwar as confirmed entry (Exploit-DB). The advisory is shared for download at exploit-db.com. This vulnerability was named CVE-2014-9641 since 01/22/2015. The exploitation appears to be easy. The attack can be initiated remotely. The requirement for exploitation is a single authentication. Technical details and also a public exploit are known. The MITRE ATT&CK project declares the attack technique as T1068.

A public exploit has been developed by Parvez Anwar and been published immediately after the advisory. It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept. As 0-day the estimated underground price was around $25k-$100k.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (100734) and Exploit-DB (35962).

Productinfo

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License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 5.7

VulDB Base Score: 6.3
VulDB Temp Score: 5.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: Parvez Anwar
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍
Exploit Delay Time: 🔍

Timelineinfo

01/22/2015 🔍
01/31/2015 +9 days 🔍
01/31/2015 +0 days 🔍
01/31/2015 +0 days 🔍
01/31/2015 +0 days 🔍
02/06/2015 +6 days 🔍
02/10/2015 +4 days 🔍
05/26/2015 +105 days 🔍
06/29/2017 +765 days 🔍

Sourcesinfo

Vendor: trendmicro.com

Advisory: exploit-db.com
Researcher: Parvez Anwar
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2014-9641 (🔍)
X-Force: 100734 - Trend Micro Antivirus Plus, Internet Security and Maximum Security tmeext.sys driver privilege escalation, Medium Risk
Vulnerability Center: 50304 - Trend Micro Antivirus Plus, Internet Security, and Maximum Security Local Privileges Escalation, Medium
OSVDB: 115514

scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 02/10/2015 10:12
Updated: 06/29/2017 07:30
Changes: 02/10/2015 10:12 (68), 06/29/2017 07:30 (1)
Complete: 🔍
Cache ID: 13:583:103

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