Furukawa 423-41W-AC/LD421-21W Serial Member Update cross site scripting

CVSS Meta Temp Score
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CTI Interest Score
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6.1$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in Furukawa 423-41W-AC and LD421-21W. Affected by this vulnerability is an unknown functionality of the component Serial Member Update Handler. Such manipulation leads to cross site scripting. This vulnerability is traded as CVE-2021-37386. The attack may be launched remotely. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Furukawa 423-41W-AC and LD421-21W (unknown version). Affected by this issue is an unknown code block of the component Serial Member Update Handler. The manipulation with an unknown input leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to CWE-80. The product receives input from an upstream component, but it does not neutralize or incorrectly neutralizes special characters such as "<", ">", and "&" that could be interpreted as web-scripting elements when they are sent to a downstream component that processes web pages. Impacted is integrity. CVE summarizes:

Furukawa 423-41W/AC before v1.1.4 and LD421-21W before v1.3.3 were discovered to contain an HTML injection vulnerability via the serial number update function.

The weakness was shared 07/18/2023. This vulnerability is handled as CVE-2021-37386 since 07/21/2021. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1059.007.

Upgrading eliminates this vulnerability.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.2
VulDB Meta Temp Score: 6.1

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CNA Base Score: 7.5
CNA Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Cross site scripting
CWE: CWE-80 / CWE-74 / CWE-707
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: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

07/21/2021 🔍
07/18/2023 +727 days 🔍
07/18/2023 +0 days 🔍
04/25/2025 +647 days 🔍

Sourcesinfo

Status: Confirmed

CVE: CVE-2021-37386 (🔍)
GCVE (CVE): GCVE-0-2021-37386
GCVE (VulDB): GCVE-100-234344

Entryinfo

Created: 07/18/2023 09:59
Updated: 04/25/2025 05:19
Changes: 07/18/2023 09:59 (37), 08/09/2023 08:03 (1), 08/09/2023 08:08 (11), 08/25/2023 07:21 (1), 10/29/2024 18:42 (26), 04/25/2025 05:19 (3)
Complete: 🔍
Cache ID: 216::103

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