CVE-2019-5253

Severity: medium (CVSS 5.9 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2019-12-13 · updated 2026-06-17
Weakness: CWE-287

Description

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.

Affected products

E5572-855: before 8.0.1.3\(h335sp1c233\) — fixed in 8.0.1.3\(h335sp1c233\)

How to fix

Upgrade to a fixed version: E5572-855 8.0.1.3\(h335sp1c233\). Check the vendor advisory for mitigations.

References

http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20191204-04-dos-en
http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20191204-04-dos-en

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