CVE-2021-21723

HIGH

ZTE ZXR10 9904/9908/9916/9904-S/9908-S Firmware < V1.01.10.B12 - Denial of Service via Memory Leak

Title source: llm
STIX 2.1

Description

Some ZTE products have a DoS vulnerability. Due to the improper handling of memory release in some specific scenarios, a remote attacker can trigger the vulnerability by performing a series of operations, resulting in memory leak, which may eventually lead to device denial of service. This affects: ZXR10 9904, ZXR10 9908, ZXR10 9916, ZXR10 9904-S, ZXR10 9908-S; all versions up to V1.01.10.B12.

References (1)

Core 1

Scores

CVSS v3 7.5
EPSS 0.0056
EPSS Percentile 68.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-401
Status published
Products (5)
zte/zxr10_9904-s_firmware < v1.01.10.b12
zte/zxr10_9904_firmware < v1.01.10.b12
zte/zxr10_9908-s_firmware < v1.01.10.b12
zte/zxr10_9908_firmware < v1.01.10.b12
zte/zxr10_9916_firmware < v1.01.10.b12
Published Jan 26, 2021
Tracked Since Feb 18, 2026