CVE-2021-31249 - Vulnerability Details - OpenCVE

Description

A CRLF injection vulnerability was found on BF-430, BF-431, and BF-450M TCP/IP Converter devices from CHIYU Technology Inc due to a lack of validation on the parameter redirect= available on multiple CGI components.

Published: 2021-06-04

Score: 6.5 Medium

EPSS: 90.0% High

KEV: No

Impact:

Action:

Analysis

No analysis available yet.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

AND

cpe:2.3:o:chiyu-tech:bf-430_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:chiyu-tech:bf-430:-:*:*:*:*:*:*:*

Configuration 2 [-]

AND

cpe:2.3:o:chiyu-tech:bf-431_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:chiyu-tech:bf-431:-:*:*:*:*:*:*:*

Configuration 3 [-]

AND

cpe:2.3:o:chiyu-tech:bf-450m_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:chiyu-tech:bf-450m:-:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No remediation available yet.

Tracking

Sign in to view the affected projects.

Advisories

No advisories yet.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact None

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact None

This CVE is not in the KEV list.

The EPSS score is 0.89994.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://gitbook.seguranca-informatica.pt/cve-and-exploits/cves/chiyu-iot-devices#cve-2021-31249
https://seguranca-informatica.pt/dancing-in-the-iot-chiyu-devices-vulnerable-to-remote-attacks/
https://www.chiyu-tech.com/msg/message-Firmware-update-87.html

History

No history.

Subscriptions

Chiyu-tech Bf-430 Bf-430 Firmware Bf-431 Bf-431 Firmware Bf-450m Bf-450m Firmware

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2021-06-04T20:29:58.000Z

Updated: 2024-08-03T22:55:52.220Z

Reserved: 2021-04-15T00:00:00.000Z

Link: CVE-2021-31249

Vulnrichment

No data.

NVD

Status : Modified

Published: 2021-06-04T21:15:07.463

Modified: 2024-11-21T06:05:21.820

Link: CVE-2021-31249

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-74

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