CVE-2021-36531

HIGH

ngiflib 0.4 - Heap Overflow via GetByte Boundary Check Bypass

Title source: llm
STIX 2.1

Description

ngiflib 0.4 has a heap overflow in GetByte() at ngiflib.c:70 in NGIFLIB_NO_FILE mode, GetByte() reads memory buffer without checking the boundary.

References (1)

Core 1
Core References
Exploit, Issue Tracking, Patch, Third Party Advisory x_refsource_misc
https://github.com/miniupnp/ngiflib/issues/18

Scores

CVSS v3 8.8
EPSS 0.0106
EPSS Percentile 60.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Details

CWE
CWE-787
Status published
Products (1)
miniupnp_project/ngiflib 0.4
Published Aug 27, 2021
Tracked Since Feb 18, 2026