CVE-2018-16845
nginx: Denial of service and memory disclosure via mp4 module
Severity
ImportantRed Hat Product Security
CVSS 3.0
Review impact separately from score.
Published · November 6, 2018
Updated · June 28, 2026
Description
An instance of missing input sanitization was found in the mp4 module for nginx. A local attacker could create a specially crafted video file that, when streamed by the server, would cause a denial of service (server crash or hang) and, possibly, information disclosure.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.0 · 8.2CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
CWE-191 · Integer Underflow (Wrap or Wraparound)