CVE-2019-25607 - CVE House
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Status published High CVE-2019-25607

Axessh 4.2 Local Stack-based Buffer Overflow via Log File Name

Vulnerability Description

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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Uday Mittal (https://github.com/yaksas443/YaksasCSC-Lab/)

References

More from Labf

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CVE-2019-25736
LabF nfsAxe 3.7 Ping Client Buffer Overflow
High 8.6
CVE-2019-25590
Axessh 4.2 Denial of Service via Log File Name
Medium 6.9

Affected Vendor

Affected Software

Axessh
Vulnerable Versions:
4.2

Timeline

Official Publish: March 22nd, 2026
Last Modified: March 23rd, 2026
Added to House: July 20th, 2026

CVSS Vectors

V3: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weaknesses (CWE)

CWE-787

MITRE ATT&CK TTPs

T1190 Exploit Public-Facing Application
Initial Access
T1068 Exploitation for Privilege Escalation
Privilege Escalation
T1055 Process Injection
Defense Evasion
T1105 Ingress Tool Transfer
Command and Control
T1485 Data Destruction
Impact