Vulnerability in Zyxel Gs1900-10hp

CVE-2019-15802

An issue was discovered on Zyxel GS1900 devices with firmware before 2.50(AAHH.0)C0. The firmware hashes and encrypts passwords using a hardcoded cryptographic key in sal_util_str_encrypt() in libsal.so.0.0. The parameters (salt, IV, and k…

EPSS: 0.015 (71.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2019-15802?
CVE-2019-15802 is a medium-severity vulnerability in Zyxel Gs1900-10hp, classified under Use of Hard-coded Credentials. CVSS score: 5.9/10. Published 2019-11-14.
How severe is CVE-2019-15802?
Medium severity. CVSS v3 base score is 5.9 out of 10.
Is CVE-2019-15802 known to be exploited?
3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.