CVE-2019-15801

An issue was discovered on Zyxel GS1900 devices with firmware before 2.50(AAHH.0)C0

published November 14, 2019

CVSS
—
EPSS
1%
Percentile
73.8
In the wild
Unconfirmed
What it is

An issue was discovered on Zyxel GS1900 devices with firmware before 2.50(AAHH.0)C0. The firmware image contains encrypted passwords that are used to authenticate users wishing to access a diagnostics or password-recovery menu. Using the hardcoded cryptographic key found elsewhere in the firmware, these passwords can be decrypted. This is related to fds_sys_passDebugPasswd_ret() and fds_sys_passRecoveryPasswd_ret() in libfds.so.0.0.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.01486 · 73.8th percentile
Published
2019-11-14T20:16Z
EPSS history
Timeline
  • 14 NOV 20:16Z
    An issue was discovered on Zyxel GS1900 devices with firmware before 2.50(AAHH.0)C0
    cvelistv5