#VU17713 Authentication bypass in Internet FAX ATA - CVE-2019-6551

Vulnerability identifier: #VU17713

Vulnerability risk: Low

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2019-6551

CWE-ID: CWE-288

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Internet FAX ATA
Hardware solutions / Office equipment, IP-phones, print servers

Vendor: Pangea

Description

The vulnerability allows a remote attacker to bypass authentication.

The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can use a specially crafted URL to bypass authentication and cause a continual denial-of-service condition.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Internet FAX ATA: All versions

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External links
https://ics-cert.us-cert.gov/advisories/ICSA-19-045-01

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.