SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

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.

CRITICAL 9.3EPSS 0.72%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.72%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

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
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/M
EPSS
0.72% probability · 52th percentile
CISA KEV
Not listed
Weakness
CWE-134
Affected
sound4/linkandshare transmitter
Source
disclosure@vulncheck.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.