CVE-2021-21813
HIGHAT&T xmill - Stack-Based Buffer Overflow via HandleFileArg Function
Title source: llmDescription
Within the function HandleFileArg the argument filepattern is under control of the user who passes it in from the command line. filepattern is passed directly to memcpy copying the path provided by the user into a staticly sized buffer without any length checks resulting in a stack-buffer overflow.
References (1)
Core 1
Core References
Exploit, Third Party Advisory x_refsource_misc
https://talosintelligence.com/vulnerability_reports/TALOS-2021-1280
Scores
CVSS v3
7.8
EPSS
0.0033
EPSS Percentile
25.3%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-787
Status
published
Products (1)
att/xmill
0.7
Published
Aug 13, 2021
Tracked Since
Feb 18, 2026