Executive Summary

Informations
Name CVE-2020-35498 First vendor Publication 2021-02-11
Vendor Cve Last vendor Modification 2023-11-26

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Overall CVSS Score 7.5
Base Score 7.5 Environmental Score 7.5
impact SubScore 3.6 Temporal Score 7.5
Exploitabality Sub Score 3.9
 
Attack Vector Network Attack Complexity Low
Privileges Required None User Interaction None
Scope Unchanged Confidentiality Impact None
Integrity Impact None Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:N/I:N/A:C)
Cvss Base Score 7.8 Attack Range Network
Cvss Impact Score 6.9 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

A vulnerability was found in openvswitch. A limitation in the implementation of userspace packet parsing can allow a malicious user to send a specially crafted packet causing the resulting megaflow in the kernel to be too wide, potentially causing a denial of service. The highest threat from this vulnerability is to system availability.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-35498

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-400 Uncontrolled Resource Consumption ('Resource Exhaustion')

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 11
Os 2
Os 1

Sources (Detail)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedora...
https://security.gentoo.org/glsa/202311-16
Source Url
DEBIAN https://www.debian.org/security/2021/dsa-4852
MISC https://bugzilla.redhat.com/show_bug.cgi?id=1908845
https://www.openwall.com/lists/oss-security/2021/02/10/4
MLIST https://lists.debian.org/debian-lts-announce/2021/02/msg00032.html

Alert History

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Date Informations
2023-11-26 17:27:56
  • Multiple Updates
2023-11-07 21:35:45
  • Multiple Updates
2022-09-02 01:53:26
  • Multiple Updates
2021-05-04 13:53:12
  • Multiple Updates
2021-04-22 03:04:01
  • Multiple Updates
2021-03-26 12:34:51
  • Multiple Updates
2021-02-20 09:22:48
  • Multiple Updates
2021-02-17 21:23:21
  • Multiple Updates
2021-02-17 05:22:50
  • Multiple Updates
2021-02-12 00:22:51
  • Multiple Updates
2021-02-11 21:23:26
  • First insertion