CVE-2023-53966

SOUND4 LinkAndShare Transmitter 1.1.2 Format String Stack Buffer Overflow

CVSS 9.3 CRITICALEPSS 0.6%CWE-134

Vexday Risk Score

28Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 9.3EPSS 0.6%KEV nãoPoC —Patch —

Lifecycle

22 Dec 2025Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

SOUND4 LinkAndShare Transmitter 1.1.2 contains a format string vulnerability that allows attackers to trigger memory stack overflows through maliciously crafted environment variables. Attackers can manipulate the username environment variable with format string payloads to potentially execute arbitrary code and crash the application.

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Affected products

SOUND4 Ltd. · SOUND4 LinkAndShare Transmitter

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References

https://web.archive.org/web/20221207074555/https://www.sound4.com/https://www.exploit-db.com/exploits/51259 https://www.vulncheck.com/advisories/sound-linkandshare-transmitter-format-string-stack-buffer-overflow https://www.zeroscience.mk/en/vulnerabilities/ZSL-2023-5744.php