What is the CVSS score of CVE-2020-8427?

CVE-2020-8427 has a CVSS 3.1 base score of 9.8 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 1.5%.

Backup CVE-2020-8427

CRITICAL

SQL Injection (CWE-89)

2020-02-17 cve@mitre.org

SQLi Authentication Bypass Backup

9.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

9.8 CRITICAL

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Feb 17, 2020 - 15:15 nvd

CRITICAL 9.8

DescriptionNVD

In Unitrends Backup before 10.4.1, an HTTP request parameter was not properly sanitized, allowing for SQL injection that resulted in an authentication bypass.

AnalysisAI

In Unitrends Backup before 10.4.1, an HTTP request parameter was not properly sanitized, allowing for SQL injection that resulted in an authentication bypass. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as SQL Injection (CWE-89), which allows attackers to execute arbitrary SQL commands against the database. In Unitrends Backup before 10.4.1, an HTTP request parameter was not properly sanitized, allowing for SQL injection that resulted in an authentication bypass. Affected products include: Unitrends Backup. Version information: before 10.4.1.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Use parameterized queries/prepared statements. Never concatenate user input into SQL. Apply least-privilege database permissions.