Home/CVE/When aborting a SFTP connection, MobaXterm before v22.1 sends a hardcoded password to the server. The server treats this
CVE

CVE-2022-38337

When aborting a SFTP connection, MobaXterm before v22.1 sends a hardcoded password to the server. The server treats this

When aborting a SFTP connection, MobaXterm before v22.1 sends a hardcoded password to the server. The server treats this as an invalid login attempt which can result in a Denial of Service (DoS) for the user if services like fail2ban are used.

CRITICAL · CVSS 9.1 EPSS 0.00451
Schedule remediation
  • SSVC automatable: yes - attacks can be scripted at scale
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-798Use of Hard-coded Credentials
CWE-798Use of Hard-coded Credentials
▤

Affected Products & Versions

1
mobatek mobaxterm<= 22.2
▣

Scoring & Timeline

9.1
CRITICAL · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD06 Dec 2022 · 12:15 AM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
yes
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://docs.ssh-mitm.at/vulnerabilities/CVE-2022-38337.htmlThird Party Advisory
https://mobaxterm.mobatek.net/download-home-edition.htmlPatchRelease NotesVendor Advisory
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