SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-21737

A smart STB product of ZTE is impacted by a permission and access control vulnerability.

HIGH 7.5EPSS 0.78%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.78%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

A smart STB product of ZTE is impacted by a permission and access control vulnerability. Due to insufficient protection of system application, attackers could use this vulnerability to tamper with the system desktop and affect system customization functions. This affects: ZXV10 B860H V5.0, V83011303.0010, V83011303.0016

CVSS 3.1
7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
EPSS
0.78% probability · 54th percentile
CISA KEV
Not listed
Weakness
CWE-276
Affected
zte/zxv10 b860h v5.0 firmware
Source
psirt@zte.com.cn

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