CVE-2021-35041
FISCO-BCOS Blockchain Node Denial of Service (DoS) Vulnerability
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
INFO
Published Date :
June 24, 2021, 12:15 a.m.
Last Modified :
Nov. 21, 2024, 6:11 a.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
---|---|---|---|---|---|---|
CVSS 2.0 | MEDIUM | [email protected] | ||||
CVSS 3.1 | HIGH | [email protected] |
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2021-35041
.
URL | Resource |
---|---|
https://github.com/FISCO-BCOS/FISCO-BCOS/issues/1951 | Exploit Patch Third Party Advisory |
https://github.com/FISCO-BCOS/FISCO-BCOS/issues/1951 | Exploit Patch Third Party Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2021-35041
is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2021-35041
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2021-35041
vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-35041
vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by af854a3a-2127-422b-91ae-364da2661108
Nov. 21, 2024
Action Type Old Value New Value Added Reference https://github.com/FISCO-BCOS/FISCO-BCOS/issues/1951 -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CWE Remap by [email protected]
Jul. 12, 2022
Action Type Old Value New Value Changed CWE CWE-400 CWE-20 -
Initial Analysis by [email protected]
Jun. 30, 2021
Action Type Old Value New Value Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:N/I:N/A:P) Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Changed Reference Type https://github.com/FISCO-BCOS/FISCO-BCOS/issues/1951 No Types Assigned https://github.com/FISCO-BCOS/FISCO-BCOS/issues/1951 Exploit, Patch, Third Party Advisory Added CWE NIST CWE-400 Added CPE Configuration OR *cpe:2.3:a:fisco-bcos:fisco-bcos:2.7.2:*:*:*:*:*:*:*
Vulnerability Scoring Details
Base CVSS Score: 7.5
Base CVSS Score: 5
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.33 }} -0.06%
score
0.53306
percentile