What is the CVSS score of CVE-2019-6551?

CVE-2019-6551 has a CVSS 3.1 base score of 7.5 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H. EPSS exploitation probability: 3.3%.

Fax Ata CVE-2019-6551

HIGH

Authentication Bypass Using an Alternate Path or Channel (CWE-288)

2019-02-28 ics-cert@hq.dhs.gov

Authentication Bypass Fax Ata

7.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.5 HIGH

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Lifecycle Timeline

CVE Published

Feb 28, 2019 - 21:29 nvd

HIGH 7.5

DescriptionNVD

AnalysisAI

Pangea Communications Internet FAX ATA all Versions 3.1.8 and prior allow an attacker to bypass user authentication using a specially crafted URL to cause the device to reboot, which may be used to. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-288. Pangea Communications Internet FAX ATA all Versions 3.1.8 and prior allow an attacker to bypass user authentication using a specially crafted URL to cause the device to reboot, which may be used to cause a continual denial-of-service condition. Affected products include: Pangea-Comm Fax Ata.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.