Is CVE-2022-3349 actively exploited?

No active exploitation of CVE-2022-3349 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2022-3349 be exploited remotely?

No. CVE-2022-3349 requires physical access to exploit.

What is the CVSS score of CVE-2022-3349?

CVE-2022-3349 has a CVSS score of 6.8 (MEDIUM).

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MEDIUM

CVE-2022-3349

CWE-119Published: September 28, 2022· Updated: Jun 17, 2026

6.8

CVSS v3.1

Official Description

A vulnerability was found in Sony PS4 and PS5. It has been classified as critical. This affects the function UVFAT_readupcasetable of the component exFAT Handler. The manipulation of the argument dataLength leads to heap-based buffer overflow. It is possible to launch the attack on the physical device. It is recommended to upgrade the affected component. The associated identifier of this vulnerability is VDB-209679.

NVD Source

Technical Analysis

CVE-2022-3349 requires local access, meaning attackers must already have a foothold on the target system.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 6.8.

From a weakness classification perspective (CWE-119): Buffer overflow vulnerabilities can lead to arbitrary code execution or denial of service by corrupting adjacent memory.