Auth bypass in Huawei E5572-855

CVE-2019-5253

E5572-855 with versions earlier than 8.0.1.3(H335SP1C233) has an improper authentication vulnerability. The device does not perform a sufficient authentication when doing certain operations, successful exploit could allow an attacker to cause the device to reboot after launch a man in the middle attack.

Vulnerability class: Broken Authentication

Published · last modified .

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:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.006 (48.2th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 48th percentile — 48.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2019-5253: held from 0.006 to 0.006.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2019-5253?
CVE-2019-5253 is a medium-severity vulnerability in Huawei E5572-855, classified under Improper Authentication. CVSS score: 5.9/10. Published 2019-12-13.
How severe is CVE-2019-5253?
Medium severity. CVSS v3 base score is 5.9 out of 10.