VulnerabilityModified

CVE-2021-21734

Some PON MDU devices of ZTE stored sensitive information in plaintext, and users with login authority can obtain it by inputing command.

MEDIUM 6.5EPSS 0.51%

Does this matter?

Lower severity and a low EPSS score (0.51%). Track it; it rarely justifies an emergency change on its own.

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

CVSS 3.1: 6.5 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
EPSS: 0.51% probability · 42th percentile
CISA KEV: Not listed
Weakness: CWE-312
Affected: zte/zxa10 f821 firmware · zte/zxa10 f822 firmware · zte/zxa10 f819 firmware · zte/zxa10 f832 firmware · zte/zxa10 f839 firmware · zte/zxa10 f809 firmware · zte/zxa10 f822p firmware · zte/zxa10 f832v2 firmware
Source: psirt@zte.com.cn

References

https://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1015524Vendor Advisory
https://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1015524Vendor Advisory

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.