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Home/Vulnerability/CVE-2019-25741

CVE-2019-25741

Mobatek MobaXterm 12.1 Buffer Overflow via Sessions File

Published: Jun 4, 2026Updated: Jun 4, 2026 Sources: CVE List NVD
NVD MITRE
9.8CVSS
CRITICAL

Mobatek MobaXterm 12.1 contains a structured exception handling (SEH) based buffer overflow vulnerability in the username field of session files that allows remote attackers to execute arbitrary code. Attackers can craft a malicious MobaXterm sessions file with overflow data that triggers the vulnerability when imported and executed, enabling reverse shell execution with user privileges.

EPSS Score
0.2%
Top 53.4%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High

Weaknesses

CWE-120

Affected Products

Mobatek MobaXterm
Mobatek
Consumer Software / productivity
mobatekcommercialDEConsumer Softwareaka mobatek mobaxterm, mobaxterm home edition, mobaxterm

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

References

https://www.exploit-db.com/exploits/47429
exploit-db.com
https://download.mobatek.net/1112019010310554/MobaXterm_Portable_v11.1.zip
download.mobatek.net
https://www.vulncheck.com/advisories/mobatek-mobaxterm-buffer-overflow-via-sessions-file
vulncheck.com

Timeline

Published
Jun 4, 2026
Last Updated
Jun 4, 2026

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