CVE-2019-25590 - CVE House
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Status published Medium CVE-2019-25590

Axessh 4.2 Denial of Service via Log File Name

Vulnerability Description

Axessh 4.2 contains a denial of service vulnerability in the logging configuration that allows local attackers to crash the application by supplying an excessively long string in the log file name field. Attackers can enable session logging, paste a buffer of 500 or more characters into the log file name parameter, and trigger a crash when establishing a telnet connection.

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:

  • Victor Mondragón

References

More from Labf

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CVE-2019-25736
LabF nfsAxe 3.7 Ping Client Buffer Overflow
High 8.6
CVE-2019-25607
Axessh 4.2 Local Stack-based Buffer Overflow via Log File Name
High 8.6

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:N/A:N

Weaknesses (CWE)

CWE-1282

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.