Trellix Endpoint Security up to 10.7.0 ENS AMSI code injection

CVSS Meta Temp Score
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CTI Interest Score
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6.2$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in Trellix Endpoint Security up to 10.7.0. This issue affects some unknown processing of the component ENS AMSI. Executing a manipulation can lead to code injection. This vulnerability is registered as CVE-2023-3665. The attack needs to be launched locally. No exploit is available.

Detailsinfo

A vulnerability classified as critical was found in Trellix Endpoint Security up to 10.7.0. This vulnerability affects an unknown part of the component ENS AMSI. The manipulation with an unknown input leads to a code injection vulnerability. The CWE definition for the vulnerability is CWE-94. The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

A code injection vulnerability in Trellix ENS 10.7.0 April 2023 release and earlier, allowed a local user to disable the ENS AMSI component via environment variables, leading to denial of service and or the execution of arbitrary code.

The weakness was published 10/04/2023. The advisory is shared for download at kcm.trellix.com. This vulnerability was named CVE-2023-3665 since 07/13/2023. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1059.

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

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.2
VulDB Meta Temp Score: 6.2

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

NVD Base Score: 7.8
NVD Vector: 🔍

CNA Base Score: 5.5
CNA Vector (Trellix): 🔍

CVSSv2info

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

Exploitinginfo

Class: Code injection
CWE: CWE-94 / CWE-74 / CWE-707
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

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

07/13/2023 🔍
10/04/2023 +83 days 🔍
10/04/2023 +0 days 🔍
10/25/2023 +21 days 🔍

Sourcesinfo

Advisory: kcm.trellix.com
Status: Confirmed

CVE: CVE-2023-3665 (🔍)
GCVE (CVE): GCVE-0-2023-3665
GCVE (VulDB): GCVE-100-241300

Entryinfo

Created: 10/04/2023 17:35
Updated: 10/25/2023 17:02
Changes: 10/04/2023 17:35 (48), 10/25/2023 17:02 (11)
Complete: 🔍
Cache ID: 216::103

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