Executive Summary

Informations
Name CVE-2020-35513 First vendor Publication 2021-01-26
Vendor Cve Last vendor Modification 2023-11-07

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Overall CVSS Score 4.9
Base Score 4.9 Environmental Score 4.9
impact SubScore 3.6 Temporal Score 4.9
Exploitabality Sub Score 1.2
 
Attack Vector Network Attack Complexity Low
Privileges Required High 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:S/C:N/I:N/A:P)
Cvss Base Score 4 Attack Range Network
Cvss Impact Score 2.9 Attack Complexity Low
Cvss Expoit Score 8 Authentication Requires single instance
Calculate full CVSS 2.0 Vectors scores

Detail

A flaw incorrect umask during file or directory modification in the Linux kernel NFS (network file system) functionality was found in the way user create and delete object using NFSv4.2 or newer if both simultaneously accessing the NFS by the other process that is not using new NFSv4.2. A user with access to the NFS could use this flaw to starve the resources causing denial of service.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-35513

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-271 Privilege Dropping / Lowering Errors

CPE : Common Platform Enumeration

TypeDescriptionCount
Os 1
Os 1

Sources (Detail)

https://patchwork.kernel.org/project/linux-nfs/patch/20180403203916.GH20297%4...
Source Url
MISC https://bugzilla.redhat.com/show_bug.cgi?id=1911309

Alert History

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Date Informations
2024-02-02 02:16:41
  • Multiple Updates
2024-02-01 12:21:07
  • Multiple Updates
2023-11-07 21:35:58
  • Multiple Updates
2021-05-04 13:52:20
  • Multiple Updates
2021-04-22 03:03:51
  • Multiple Updates
2021-02-03 00:22:55
  • Multiple Updates
2021-01-27 00:22:55
  • Multiple Updates
2021-01-26 21:23:33
  • First insertion