What is the CVSS score of CVE-2018-16791?

CVE-2018-16791 has a CVSS 3.0 base score of 9.8 (Critical). CVSS vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 1.5%.

Sftp Scp Server CVE-2018-16791

CRITICAL

Insufficiently Protected Credentials (CWE-522)

2018-12-05 cve@mitre.org

Information Disclosure Sftp Scp Server

9.8

CVSS 3.0 · 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:3.0/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

Dec 05, 2018 - 22:29 nvd

CRITICAL 9.8

DescriptionNVD

In SolarWinds SFTP/SCP Server through 2018-09-10, the configuration file is world readable and writable, and stores user passwords in an insecure manner, allowing an attacker to determine passwords for potentially privileged accounts. This also grants the attacker an ability to backdoor the server.

AnalysisAI

In SolarWinds SFTP/SCP Server through 2018-09-10, the configuration file is world readable and writable, and stores user passwords in an insecure manner, allowing an attacker to determine passwords. 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 Insufficiently Protected Credentials (CWE-522), which allows attackers to obtain user credentials due to weak protection mechanisms. In SolarWinds SFTP/SCP Server through 2018-09-10, the configuration file is world readable and writable, and stores user passwords in an insecure manner, allowing an attacker to determine passwords for potentially privileged accounts. This also grants the attacker an ability to backdoor the server. Affected products include: Solarwinds Sftp\/Scp Server. Version information: through 2018.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Hash passwords with strong algorithms (bcrypt, argon2), encrypt credentials in transit and at rest, never log credentials.