VDB-118236 · CVE-2018-6236 · OpenVAS 830068

Trend Micro Maximum Security 2018 tmusa Driver race condition

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.1$0-$5k0.00

A vulnerability, which was classified as problematic, was found in Trend Micro Maximum Security 2018 (version now known). Affected is some unknown processing of the component tmusa Driver. The manipulation with an unknown input leads to a race condition vulnerability. CWE is classifying the issue as CWE-362. The product contains a code sequence that can run concurrently with other code, and the code sequence requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence that is operating concurrently. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

A Time-of-Check Time-of-Use privilege escalation vulnerability in Trend Micro Maximum Security (Consumer) 2018 could allow a local attacker to escalate privileges on vulnerable installations due to a flaw within processing of IOCTL 0x222813 by the tmusa driver. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.

The bug was discovered 05/02/2018. The weakness was released 05/25/2018 (Website). The advisory is shared for download at esupport.trendmicro.com. This vulnerability is traded as CVE-2018-6236 since 01/25/2018. The attack needs to be approached locally. Required for exploitation is a authentication. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 02/09/2020).

The vulnerability was handled as a non-public zero-day exploit for at least 23 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.

Entries connected to this vulnerability are available at 118232, 118233, 118234 and 118235.

Productinfo

Vendor

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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: 6.1
VulDB Meta Temp Score: 6.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.0
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Race condition
CWE: CWE-362
ATT&CK: Unknown

Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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OpenVAS ID: 830068
OpenVAS Name: Trend Micro Maximum Security Multiple Vulnerabilities May18 (Windows)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/25/2018 🔍
05/02/2018 +97 days 🔍
05/25/2018 +22 days 🔍
05/25/2018 +0 days 🔍
05/25/2018 +0 days 🔍
02/09/2020 +625 days 🔍

Sourcesinfo

Vendor: trendmicro.com

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

CVE: CVE-2018-6236 (🔍)
See also: 🔍

Entryinfo

Created: 05/25/2018 23:52
Updated: 02/09/2020 06:58
Changes: 05/25/2018 23:52 (60), 02/09/2020 06:58 (2)
Complete: 🔍

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