PT-2021-14748 · Zte · Zte Zxv10 B860A

Published 2021-06-24 · Updated 2021-06-30 · CVE-2021-21737

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Name of the Vulnerable Software and Affected Versions ZTE ZXV10 B860H versions V5.0, V83011303.0010, V83011303.0016

Description A smart STB product of ZTE is impacted by a permission and access control issue. Due to insufficient protection of system application, attackers could use this issue to tamper with the system desktop and affect system customization functions.

Recommendations For version V5.0, update the system to ensure proper protection of system applications. For version V83011303.0010, apply configuration changes to restrict access to system customization functions. For version V83011303.0016, restrict access to system desktop to minimize the risk of exploitation.

Fix

Incorrect Default Permissions

Weakness Enumeration

CWE-276

Related Identifiers

CVE-2021-21737

Affected Products

Zte Zxv10 B860A

References · 5

• https://osv.dev/vulnerability/CVE-2021-21737 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-21737 · Security Note
• https://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1016004 · Vendor Advisory
• https://t.me/cibsecurity/25670 · Telegram Post
• https://t.me/cvenotify/16917 · Telegram Post