CVE-2022-46377 — 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 IP address 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-2022-46377?

CVE-2022-46377 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-2022-46377?

CVE-2022-46377 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-2022-46377?

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