Weston Embedded uC-FTPs 1.98.00 PORT Command out-of-range pointer offset

CVSS Meta Temp Score
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CTI Interest Score
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6.0$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in Weston Embedded uC-FTPs 1.98.00. Affected by this vulnerability is an unknown functionality of the component PORT Command Handler. Such manipulation leads to use of out-of-range pointer offset. This vulnerability is uniquely identified as CVE-2022-46378. The attack can be launched remotely. No exploit exists. A patch should be applied to remediate this issue.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Weston Embedded uC-FTPs 1.98.00. Affected by this issue is an unknown part of the component PORT Command Handler. The manipulation with an unknown input leads to a use of out-of-range pointer offset vulnerability. Using CWE to declare the problem leads to CWE-823. The product performs pointer arithmetic on a valid pointer, but it uses an offset that can point outside of the intended range of valid memory locations for the resulting pointer. Impacted is availability. CVE summarizes:

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.

The weakness was disclosed 05/10/2023. The advisory is available at github.com. This vulnerability is handled as CVE-2022-46378 since 12/02/2022. The technical details are unknown and an exploit is not available.

Applying a patch is able to eliminate this problem. The bugfix is ready for download at github.com.

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.1
VulDB Meta Temp Score: 6.0

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CNA Base Score: 6.5
CNA Vector (Talos): 🔍

CVSSv2info

AVACAuCIA
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Use of out-of-range pointer offset
CWE: CWE-823
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: github.com

Timelineinfo

12/02/2022 🔍
05/10/2023 +158 days 🔍
05/10/2023 +0 days 🔍
06/02/2023 +23 days 🔍

Sourcesinfo

Advisory: github.com
Status: Confirmed

CVE: CVE-2022-46378 (🔍)
GCVE (CVE): GCVE-0-2022-46378
GCVE (VulDB): GCVE-100-228602

Entryinfo

Created: 05/10/2023 19:04
Updated: 06/02/2023 11:35
Changes: 05/10/2023 19:04 (49), 06/02/2023 11:35 (11)
Complete: 🔍
Cache ID: 216::103

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