CVE-2019-16889
HIGH 7.5EPSS 5.1%
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.
- CVSS v3.1 NVD
- 7.5 HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - CVSS v2.0 NVD
- 7.8 HIGH
AV:N/AC:L/Au:N/C:N/I:N/A:C - EPSS
- 5.09% chance of exploitation in the next 30 days, 92nd percentile
- Published
- 2019-09-25
- Updated
- 2024-08-05
Proof-of-concept exploits (2)
- grampae/CVE-2019-16889-poc0★ · 2019-12-22
- grampae/meep0★ · 2019-12-22
Security advisories
- https://community.ui.com/releases/New-EdgeRouter-firmware-2-0-3-has-been-released-2-0-3/e…
- https://hackerone.com/reports/406614
- https://mjlanders.com/2019/07/28/resource-consumption-dos-on-edgemax-v1-10-6