CVE-2023-53966

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 v4.0

9.3 CRITICALCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS v3.1

9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS

0.72% chance of exploitation in the next 30 days, 51th percentile

Published

2025-12-22

Proof-of-concept exploits (1)

• https://www.exploit-db.com/exploits/51259

References

• CVE Record
• NVD entry

Related

• CVE-2023-53965
• CVE-2023-53967
• CVE-2023-53964
• CVE-2023-53968
• CVE-2023-53963
• CVE-2023-53969