CVE-2021-21734

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CVSS 3.1

6.5 medium

EPSS

<1%p42

Published

May 28, 2021 (May 28, 2021)

Modified

Jun 17, 2026

Description

Some PON MDU devices of ZTE stored sensitive information in plaintext, and users with login authority can obtain it by inputing command. This affects: ZTE PON MDU device ZXA10 F821 V1.7.0P3T22, ZXA10 F822 V1.4.3T6, ZXA10 F819 V1.2.1T5, ZXA10 F832 V1.1.1T7, ZXA10 F839 V1.1.0T8, ZXA10 F809 V3.2.1T1, ZXA10 F822P V1.1.1T7, ZXA10 F832 V2.00.00.01

Vendors: zte
Products: zxa10 f821 firmware, zxa10 f822 firmware, zxa10 f819 firmware, zxa10 f832 firmware, zxa10 f839 firmware, zxa10 f809 firmware, zxa10 f822p firmware, zxa10 f832v2 firmware
Weakness: CWE-312
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

NVD CVE.org GitHub PoCs EPSS (0.5%)

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