CVE-2019-25590

MEDIUM EPSS 6.2%
Published Mar 22, 20263mo ago · Modified Jun 17, 20261w ago
6.9 CVSS 4.0
Medium
Find Similar
Published Mar 22, 2026 3mo ago
Last Modified Jun 17, 2026 1w ago

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.

CVSS Details

Base Score
6.9
Exploitability
—
Impact
—
Vector string
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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector Local
Attack Complexity Low
Privileges Required None
User Interaction None
Scope X

Threat Intelligence

EPSS Exploit Probability
6.2% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-1282

References 4

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

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.