CVE-2020-28055 is a high-severity vulnerability affecting TCL Android Smart TVs (V8-R851T02-LF1 V295 and below, V8-T658T01-LF1 V373 and below). It allows a local unprivileged attacker, such as a malicious application, to read and write to sensitive directories like /data/vendor/tcl, /data/vendor/upgrade, and /var/TerminalManager. This could enable attackers to perform fake system upgrades, leading to potential compromise of the device. The CVSS score is 7.8 (HIGH), indicating a local attack vector with low complexity and high impact on confidentiality, integrity, and availability. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< v8-r851t10-lf1v091CPE matchmatch criteria | cpe:2.3:o:tcl:32s330_firmware:*:*:*:*:*:*:*:* | ||
< v8-r851t10-lf1v091CPE matchmatch criteria | cpe:2.3:o:tcl:40s330_firmware:*:*:*:*:*:*:*:* | ||
< v8-r851t02-lf1v440CPE matchmatch criteria | cpe:2.3:o:tcl:43s434_firmware:*:*:*:*:*:*:*:* | ||
< v8-r851t02-lf1v440CPE matchmatch criteria | cpe:2.3:o:tcl:50s434_firmware:*:*:*:*:*:*:*:* | ||
< v8-r851t02-lf1v440CPE matchmatch criteria | cpe:2.3:o:tcl:55s434_firmware:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.