CVE-2023-25403

CleverStupidDog yf-exam v 1.8.0 is vulnerable to Authentication Bypass

High · published March 3, 2023

CVSS v3.1
7.5
EPSS
1%
Percentile
50.6
In the wild
Unconfirmed
What it is

CleverStupidDog yf-exam v 1.8.0 is vulnerable to Authentication Bypass. The program uses a fixed JWT key, and the stored key uses username format characters. Any user who logged in within 24 hours. A token can be forged with his username to bypass authentication.

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
CVSS v4.0
Not supplied
EPSS
0.00652 · 50.6th percentile
Published
2023-03-03T00:00Z
EPSS history
Timeline
  • 03 MAR 00:00Z
    CleverStupidDog yf-exam v 1.8.0 is vulnerable to Authentication Bypass
    cvelistv5