CVE-2023-2905 — HIGH (8.8) — White Hats Nepal

Vulnerability Description

Due to a failure in validating the length of a provided MQTT_CMD_PUBLISH parsed message with a variable length header, Cesanta Mongoose, an embeddable web server, version 7.10 is susceptible to a heap-based buffer overflow vulnerability in the default configuration. Version 7.9 and prior does not appear to be vulnerable. This issue is resolved in version 7.11.

CVSS Score

8.8

HIGH

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Cesanta	Mongoose	7.10

Related Weaknesses (CWE)

CWE-122 CWE-787

References

https://github.com/cesanta/mongoose/pull/2274Patch
https://github.com/cesanta/mongoose/releases/tag/7.11Release Notes
https://takeonme.org/cves/CVE-2023-2905.htmlExploitPatchThird Party Advisory
https://github.com/cesanta/mongoose/pull/2274Patch
https://github.com/cesanta/mongoose/releases/tag/7.11Release Notes
https://takeonme.org/cves/CVE-2023-2905.htmlExploitPatchThird Party Advisory

FAQ

What is CVE-2023-2905?

CVE-2023-2905 is a vulnerability with a CVSS score of 8.8 (HIGH). Due to a failure in validating the length of a provided MQTT_CMD_PUBLISH parsed message with a variable length header, Cesanta Mongoose, an embeddable web server, version 7.10 is susceptible to a heap...

How severe is CVE-2023-2905?

CVE-2023-2905 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2023-2905?

Check the references section above for vendor advisories and patch information. Affected products include: Cesanta Mongoose.