What is the CVSS score of CVE-2020-27019?

CVE-2020-27019 has a CVSS 3.1 base score of 5.5 (Medium). CVSS vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N. EPSS exploitation probability: 17.9%.

Is there a public PoC exploit available for CVE-2020-27019?

Yes, a public proof-of-concept exploit is available for CVE-2020-27019. Prioritise patching immediately. EPSS: 17.9%.

Trend Micro CVE-2020-27019

MEDIUM

Missing Authentication for Critical Function (CWE-306)

2020-11-09 security@trendmicro.com

Trend Micro Authentication Bypass Information Disclosure Interscan Messaging Security Virtual Appliance

5.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

5.5 MEDIUM

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Lifecycle Timeline

CVE Published

Nov 09, 2020 - 23:15 nvd

MEDIUM 5.5

DescriptionNVD

Trend Micro InterScan Messaging Security Virtual Appliance (IMSVA) 9.1 is vulnerable to an information disclosure vulnerability which could allow an attacker to access a specific database and key.

AnalysisAI

Trend Micro InterScan Messaging Security Virtual Appliance (IMSVA) 9.1 is vulnerable to an information disclosure vulnerability which could allow an attacker to access a specific database and key. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Missing Authentication for Critical Function (CWE-306), which allows attackers to access critical functionality without authentication. Trend Micro InterScan Messaging Security Virtual Appliance (IMSVA) 9.1 is vulnerable to an information disclosure vulnerability which could allow an attacker to access a specific database and key. Affected products include: Trendmicro Interscan Messaging Security Virtual Appliance.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Require authentication for all sensitive operations, implement defense in depth.