CVE-2025-32105

A buffer overflow in the the Sangoma IMG2020 HTTP server through 2.3.9.6 allows an unauthenticated user to achieve remote code execution.
Classic Buffer Overflow
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
mitreCNA
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CISA-ADPADP
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 54%
VendorProductVersion
sangomaimg2020_firmware
𝑥
≤ 2.3.9.6
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://github.com/austin2111/papers/blob/main/CVE-2025-32105_CVE-2025-32106_Technical_Report.pdf
https://github.com/austin2111/papers/blob/main/Software_Vulnerabilities_in_Telecommunications_Hardware.pdf