Cyber Resilience

CVE-2023-43955

CriticalPublic PoCRCE

Published: 27 December 2023

Published
27 December 2023
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0057 69.2th percentile
Risk Priority 20 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-43955 is a critical-severity Code Injection (CWE-94) vulnerability in Fedirtsapana Tv Bro. Its CVSS base score is 9.8 (Critical).

Operationally, ranked in the top 30.8% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

The com.phlox.tvwebbrowser TV Bro application through 2.0.0 for Android mishandles external intents through WebView. This allows attackers to execute arbitrary code, create arbitrary files. and perform arbitrary downloads via JavaScript that uses takeBlobDownloadData.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

fedirtsapana
tv bro
≤ 2.0.0

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-94

Makes persistent code injection into loaded programs impossible when the executable image itself resides on hardware-protected read-only media.

addresses: CWE-94

Dynamically generated code can be produced and executed inside the isolated chamber, preventing host compromise from code-injection payloads.

addresses: CWE-94

Validates inputs used in dynamic code generation to block injected directives.

addresses: CWE-94

Directly prevents execution of attacker-supplied code written into data memory regions.

References