CVE-2019-25590

6.9 mediumEPSS 0.2%

Medium (6.9). EPSS 0.2% chance of exploitation in the next 30 days.

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.

Severity

CVSS 4.0

6.9 medium

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

CVSS 3.1

6.2 medium

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

EPSS: 0.2% chance of exploitation in the next 30 days; higher than 6% of CVEs (scores of 2026-11-01)
CWE: CWE-1282
Published: 2026-03-22
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

References

http://www.labf.com
http://www.labf.com/download/axessh.exe
https://www.exploit-db.com/exploits/46858
https://www.vulncheck.com/advisories/axessh-denial-of-service-via-log-file-name

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