Trend Micro InterScan Web Security Virtual Appliance 6.5 SP2 HTTP Message ModifyVLANItem os command injection

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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.
6.3$5k-$25k2.10

A vulnerability classified as critical has been found in Trend Micro InterScan Web Security Virtual Appliance 6.5 SP2 (Anti-Malware Software). This affects the function ModifyVLANItem of the component HTTP Message Handler. The manipulation with an unknown input leads to a privilege escalation vulnerability. CWE is classifying the issue as CWE-78. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was released 11/19/2020 as tra-2020-63. The advisory is shared at tenable.com. This vulnerability is uniquely identified as CVE-2020-28581. The exploitability is told to be easy. It is possible to initiate the attack remotely. A authentication is needed for exploitation. Technical details are known, but no exploit is available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 11/19/2020).

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

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

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

CVSSv2infoedit

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

Exploitinginfoedit

Class: Privilege escalation (CWE-78)
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfoedit

Threat: 🔍
Adversaries: 🔍
Geopolitics: 🔍
Economy: 🔍
Predictions: 🔍
Remediation: 🔍

Countermeasuresinfoedit

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfoedit

11/19/2020 Advisory disclosed
11/19/2020 +0 days VulDB entry created
11/19/2020 +0 days VulDB last update

Sourcesinfoedit

Vendor: https://www.trendmicro.com/

Advisory: tra-2020-63
Status: Not defined
Confirmation: 🔒

CVE: CVE-2020-28581 (🔒)

Entryinfoedit

Created: 11/19/2020 06:58 AM
Changes: (22) advisory_date software_type vulnerability_cvss2_vuldb_av vulnerability_cvss2_vuldb_ac vulnerability_cvss2_vuldb_ci vulnerability_cvss2_vuldb_ii vulnerability_cvss2_vuldb_ai vulnerability_cvss2_vuldb_au vulnerability_cvss2_vuldb_e vulnerability_cvss2_vuldb_rl vulnerability_cvss2_vuldb_rc vulnerability_cvss3_vuldb_s vulnerability_cvss3_vuldb_e vulnerability_cvss3_vuldb_rl vulnerability_cvss3_vuldb_rc vulnerability_cvss2_vuldb_basescore vulnerability_cvss2_vuldb_tempscore vulnerability_cvss3_vuldb_basescore vulnerability_cvss3_vuldb_tempscore vulnerability_cvss3_meta_basescore vulnerability_cvss3_meta_tempscore exploit_price_0day
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