HIGH

CVE-2019-16889

CVSS v3

7.5

HIGH

EPSS Score

11.5%

exploit probability

CISA KEV

No

known exploited

Exploitation

SSVC status

Description

Ubiquiti EdgeMAX devices before 2.0.3 allow remote attackers to cause a denial of service (disk consumption) because *.cache files in /var/run/beaker/container_file/ are created when providing a valid length payload of 249 characters or fewer to the beaker.session.id cookie in a GET header. The attacker can use a long series of unique session IDs.

Technical details

Published
9/25/2019

Frequently asked questions

What is CVE-2019-16889?

Ubiquiti EdgeMAX devices before 2.0.3 allow remote attackers to cause a denial of service (disk consumption) because *.cache files in /var/run/beaker/container_file/ are created when providing a valid length payload of 249 characters or fewer to the beaker.session.id cookie in a GET header. The attacker can use a long series of unique session IDs.

Is CVE-2019-16889 actively exploited?

Active exploitation of CVE-2019-16889 has not been confirmed. The EPSS score is 11.5%, indicating the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2019-16889?

CVE-2019-16889 has a CVSS v3 base score of 7.5 (HIGH severity).

Is CVE-2019-16889 affecting your environment?

Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.