Is CVE-2021-35041 actively exploited?

CVE-2021-35041 has no public evidence of in-the-wild exploitation as of 2024-11-21.

What is the CVSS score for CVE-2021-35041?

CVE-2021-35041 has a CVSS score of 7.5 (HIGH severity). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

How do I patch CVE-2021-35041?

Patch guidance is available from fisco-bcos security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2021-35041.

Which products are affected by CVE-2021-35041?

1 product: fisco-bcos fisco-bcos.

Fix CVE-2021-35041 - HIGH fisco-bcos fisco-bcos

Description

The blockchain node in FISCO-BCOS V2.7.2 may have a bug when dealing with unformatted packet and lead to a crash. A malicious node can send a packet continuously. The packet is in an incorrect format and cannot be decoded by the node correctly. As a result, the node may consume the memory sustainably and crash. More details are shown at: https://github.com/FISCO-BCOS/FISCO-BCOS/issues/1951

CVSS Metrics

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector: network
Complexity: low
Privileges: none
User Action: none
Scope: unchanged
Confidentiality: none
Integrity: none
Availability: high
Weaknesses: CWE-20 · Improper Input Validation

Metadata

Primary Vendor: FISCO-BCOS
Published: 6/24/2021
Last Modified: 11/21/2024
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

fisco-bcos : fisco-bcos

Remediation Guidance

Executive Summary

Cite this page

CVE-2021-35041. CVEDatabase.com. Retrieved 1 May 2026. https://cvedatabase.com/cve/CVE-2021-35041

View on NIST NVD

CVE-2021-35041 vulnerability