CVE-2022-46378 — MEDIUM (6.5)

Vulnerability Description

An out-of-bounds read vulnerability exists in the PORT command parameter extraction functionality of Weston Embedded uC-FTPs v 1.98.00. A specially-crafted set of network packets can lead to denial of service. An attacker can send packets to trigger this vulnerability.This vulnerability occurs when no port argument is provided to the `PORT` command.

CVSS Score

6.5

MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Weston-Embedded	Uc-Ftps	1.98.00

Related Weaknesses (CWE)

CWE-823 CWE-125

References

https://github.com/weston-embedded/uC-FTPs/pull/2Patch
https://talosintelligence.com/vulnerability_reports/TALOS-2022-1681ExploitMitigationThird Party Advisory
https://github.com/weston-embedded/uC-FTPs/pull/2Patch
https://talosintelligence.com/vulnerability_reports/TALOS-2022-1681ExploitMitigationThird Party Advisory
https://www.talosintelligence.com/vulnerability_reports/TALOS-2022-1681

FAQ

What is CVE-2022-46378?

CVE-2022-46378 is a vulnerability with a CVSS score of 6.5 (MEDIUM). An out-of-bounds read vulnerability exists in the PORT command parameter extraction functionality of Weston Embedded uC-FTPs v 1.98.00. A specially-crafted set of network packets can lead to denial of...

How severe is CVE-2022-46378?

CVE-2022-46378 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2022-46378?

Check the references section above for vendor advisories and patch information. Affected products include: Weston-Embedded Uc-Ftps.