CVE-2021-4235

Denial of service in gopkg.in/yaml.v2

Medium · published December 27, 2022

CVSS v3.1
5.5
EPSS
0%
Percentile
35.9
In the wild
Unconfirmed
What it is

Due to unbounded alias chasing, a maliciously crafted YAML file can cause the system to consume significant system resources. If parsing user input, this may be used as a denial of service vector.

The record
Technical detail
CVSS v3.1
5.5 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00427 · 35.9th percentile
Published
2022-12-27T21:13Z
EPSS history
Timeline
  • 27 DEC 21:13Z
    Denial of service in gopkg.in/yaml.v2
    cvelistv5