CVSS 3.1
7.5 highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HCVE-2021-21723
High (7.5) in zte. EPSS 1.2% chance of exploitation in the next 30 days.
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.
Severity
- EPSS
- 1.2% chance of exploitation in the next 30 days; higher than 68% of CVEs (scores of 2026-11-01)
- CWE
- CWE-401
- Published
- Modified
- Record from
- the NVD, synced
Affected
- zte:zxr10_9904-s_firmware
- zte:zxr10_9904_firmware
- zte:zxr10_9908-s_firmware
- zte:zxr10_9908_firmware
- zte:zxr10_9916_firmware