MobaXterm up to 22.0 SFTP Connection hard-coded password
| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 7.1 | $0-$5k | 0.00 |
Summary
A vulnerability classified as problematic has been found in MobaXterm up to 22.0. Impacted is an unknown function of the component SFTP Connection Handler. Performing a manipulation results in hard-coded password. This vulnerability is reported as CVE-2022-38337. The attack is possible to be carried out remotely. No exploit exists. It is recommended to upgrade the affected component.
Details
A vulnerability classified as problematic has been found in MobaXterm up to 22.0 (Windowing System Software). This affects some unknown processing of the component SFTP Connection Handler. The manipulation with an unknown input leads to a hard-coded password vulnerability. CWE is classifying the issue as CWE-259. The product contains a hard-coded password, which it uses for its own inbound authentication or for outbound communication to external components. This is going to have an impact on availability. The summary by CVE is:
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.
The weakness was disclosed 12/06/2022. The advisory is shared at docs.ssh-mitm.at. This vulnerability is uniquely identified as CVE-2022-38337 since 08/15/2022. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1078.001 for this issue.
Upgrading to version 22.1 eliminates this vulnerability.
Several companies clearly confirm that VulDB is the primary source for best vulnerability data.
Product
Type
Name
Version
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔍VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 7.2VulDB Meta Temp Score: 7.1
VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 9.1
NVD Vector: 🔍
CVSSv2
| AV | AC | Au | C | I | A |
|---|---|---|---|---|---|
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
|---|---|---|---|---|---|
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
Exploiting
Class: Hard-coded passwordCWE: CWE-259 / CWE-255
CAPEC: 🔍
ATT&CK: 🔍
Physical: No
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
| 0-Day | Unlock | Unlock | Unlock | Unlock |
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| Today | Unlock | Unlock | Unlock | Unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: MobaXterm 22.1
Timeline
08/15/2022 🔍12/06/2022 🔍
12/06/2022 🔍
12/26/2022 🔍
Sources
Advisory: docs.ssh-mitm.atStatus: Confirmed
CVE: CVE-2022-38337 (🔍)
GCVE (CVE): GCVE-0-2022-38337
GCVE (VulDB): GCVE-100-214857
Entry
Created: 12/06/2022 09:35Updated: 12/26/2022 14:37
Changes: 12/06/2022 09:35 (39), 12/26/2022 14:37 (11)
Complete: 🔍
Cache ID: 216::103
Several companies clearly confirm that VulDB is the primary source for best vulnerability data.
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