CVE-2019-25607 HIGH

CVE-2019-25607: Axessh 4.2 Local Stack-based Buffer Overflow via Log File Name

Vendor Labf
Product Axessh
Weakness CWE-787
Published March 22, 2026
Last update March 23, 2026

CVSS base score

8.6/10
Attack vector Local
Attack complexity Low
Privileges required None
User interaction None
Confidentiality
Integrity

CVSS vector

CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

What the vulnerability does

01Description

Axessh 4.2 contains a stack-based buffer overflow vulnerability in the log file name field that allows local attackers to execute arbitrary code by supplying an excessively long filename. Attackers can overflow the buffer at offset 214 bytes to overwrite the instruction pointer and execute shellcode with system privileges.

Key dates

02Disclosure timeline

March 22, 2026 CVE published
March 23, 2026 Record updated