CVE-2020-28055
7.8 · HIGHOverview
CVE-2020-28055 is a high-severity vulnerability affecting tcl 32s330_firmware. It was published on November 10, 2020 and has a CVSS 3.1 base score of 7.8 (HIGH).
This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
Technical Description
A vulnerability in the TCL Android Smart TV series V8-R851T02-LF1 V295 and below and V8-T658T01-LF1 V373 and below by TCL Technology Group Corporation allows a local unprivileged attacker, such as a malicious App, to read & write to the /data/vendor/tcl, /data/vendor/upgrade, and /var/TerminalManager directories within the TV file system. An attacker, such as a malicious APK or local unprivileged user could perform fake system upgrades by writing to the /data/vendor/upgrage folder.
Remediation
Check the references section for vendor advisories and patches from tcl. Update 32s330_firmware to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| tcl | 32s330_firmware | >= 0, < v8-r851t10-lf1v091 | Affected |
| tcl | 40s330_firmware | >= 0, < v8-r851t10-lf1v091 | Affected |
| tcl | 43s434_firmware | >= 0, < v8-r851t02-lf1v440 | Affected |
| tcl | 50s434_firmware | >= 0, < v8-r851t02-lf1v440 | Affected |
| tcl | 55s434_firmware | >= 0, < v8-r851t02-lf1v440 | Affected |
| tcl | 65s434_firmware | >= 0, < v8-r851t02-lf1v440 | Affected |
| tcl | 75s434_firmware | >= 0, < v8-r851t02-lf1v440 | Affected |
References
Frequently Asked Questions
What is CVE-2020-28055?
CVE-2020-28055 is a high-severity vulnerability affecting tcl 32s330_firmware. It was published on November 10, 2020 and has a CVSS 3.1 base score of 7.8 (HIGH).
How severe is CVE-2020-28055?
This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2020-28055?
Check the references section for vendor advisories and patches from tcl. Update 32s330_firmware to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2020-28055?
CyberStrike's AI-powered security agents can automatically detect CVE-2020-28055 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
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