Trend Micro OfficeScan XG SP1 access control

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.0$5k-$25k0.00

Summaryinfo

A vulnerability has been found in Trend Micro Micro Apex One, Apex One as a Service and OfficeScan XG SP1 and classified as critical. Affected by this issue is some unknown functionality. Performing a manipulation results in access control. This vulnerability was named CVE-2021-28645. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability was found in Trend Micro Micro Apex One, Apex One as a Service and OfficeScan XG SP1 (Anti-Malware Software) (the affected version unknown). It has been classified as critical. This affects an unknown part. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was presented 04/13/2021. The advisory is shared at zerodayinitiative.com. This vulnerability is uniquely identified as CVE-2021-28645. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 04/16/2021). MITRE ATT&CK project uses the attack technique T1068 for this issue.

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

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.0
VulDB Meta Temp Score: 7.0

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

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
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

03/16/2021 🔍
04/13/2021 +27 days 🔍
04/13/2021 +0 days 🔍
04/16/2021 +3 days 🔍

Sourcesinfo

Vendor: trendmicro.com

Advisory: zerodayinitiative.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2021-28645 (🔍)
GCVE (CVE): GCVE-0-2021-28645
GCVE (VulDB): GCVE-100-172833

Entryinfo

Created: 04/13/2021 20:45
Updated: 04/16/2021 14:17
Changes: 04/13/2021 20:45 (36), 04/16/2021 14:14 (2), 04/16/2021 14:17 (18)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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