Denial of Service Vulnerability in MobaXterm Product by Mobatek
CVE-2021-28847

7.5HIGH

Key Information:

Vendor

Mobatek

Status
Mobaxterm
Vendor
CVE Published:
3 June 2021

What is CVE-2021-28847?

An issue exists in MobaXterm versions prior to 21.0 that allows remote servers to initiate denial of service attacks. By sending rapid tab title change requests, attackers can cause significant disruption to the GUI, leading to an unresponsive user interface. This vulnerability takes advantage of repeated calls to SetWindowTextA or SetWindowTextW, which can overload the Windows GUI, resulting in a noticeable hang that affects user experience.

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References

https://mobaxterm.mobatek.net/preview.html
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https://mobaxterm.mobatek.net/download-home-edition.html
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CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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