Buffer Overflow Vulnerability in GFI Kerio Connect Webmail Component
CVE-2023-25267

8.8HIGH

Key Information:

Vendor

Gfi

Status
Kerio Connect
Vendor
CVE Published:
15 March 2023

What is CVE-2023-25267?

A stack-based buffer overflow vulnerability has been identified in the GFI Kerio Connect webmail component. This issue arises from the 2FASetup function, which processes an authenticated request through the webmail/api/jsonrpc URI. An attacker can exploit this vulnerability by sending a specially crafted request with an excessively long primaryEMailAddress field, leading to potential denial of service or arbitrary code execution. Users are encouraged to upgrade to Kerio Connect version 10.0.0 or later to mitigate this risk.

References

https://support.kerioconnect.gfi.com/hc/en-us/articles/90...
https://gist.github.com/Frycos/62fa664bacd19a85235be19c6e...

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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CVE-2023-25267 : Buffer Overflow Vulnerability in GFI Kerio Connect Webmail Component