CVE-2022-21221

Directory Traversal

Medium · published March 17, 2022

CVSS v3.1
5.9
EPSS
2%
Percentile
84.6
In the wild
Unconfirmed
What it is

The package github.com/valyala/fasthttp before 1.34.0 are vulnerable to Directory Traversal via the ServeFile function, due to improper sanitization. It is possible to be exploited by using a backslash %5c character in the path. **Note:** This security issue impacts Windows users only.

The record
Technical detail
CVSS v3.1
5.9 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.02496 · 84.6th percentile
Published
2022-03-17T11:21Z
EPSS history
Timeline
  • 17 MAR 11:21Z
    Directory Traversal
    cvelistv5