CVE-2020-25464

HIGH

Moddable SDK < os200903 - Heap Buffer Overflow in xsDebug Stack Frame Handling

Title source: llm

Description

Heap buffer overflow at moddable/xs/sources/xsDebug.c in Moddable SDK before before 20200903. The top stack frame is only partially initialized because the stack overflowed while creating the frame. This leads to a crash in the code sending the stack frame to the debugger.

References (1)

Core 1

Core References

Exploit, Third Party Advisory x_refsource_misc

https://github.com/Moddable-OpenSource/moddable/issues/431

Scores

CVSS v3 7.5

EPSS 0.0110

EPSS Percentile 61.7%

Attack Vector NETWORK

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

Details

CWE

CWE-787

Status published

Products (1)

moddable/moddable < os200903

Published Dec 04, 2020

Tracked Since Feb 18, 2026