Executive Summary

Informations
Name CVE-2020-27818 First vendor Publication 2020-12-08
Vendor Cve Last vendor Modification 2023-11-07

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
Overall CVSS Score 3.3
Base Score 3.3 Environmental Score 3.3
impact SubScore 1.4 Temporal Score 3.3
Exploitabality Sub Score 1.8
 
Attack Vector Local Attack Complexity Low
Privileges Required None User Interaction Required
Scope Unchanged Confidentiality Impact None
Integrity Impact None Availability Impact Low
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:M/Au:N/C:N/I:N/A:P)
Cvss Base Score 4.3 Attack Range Network
Cvss Impact Score 2.9 Attack Complexity Medium
Cvss Expoit Score 8.6 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

A flaw was found in the check_chunk_name() function of pngcheck-2.4.0. An attacker able to pass a malicious file to be processed by pngcheck could cause a temporary denial of service, posing a low risk to application availability.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-27818

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-125 Out-of-bounds Read

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 2
Application 1
Os 1
Os 4

Sources (Detail)

Source Url
CONFIRM https://bugzilla.redhat.com/show_bug.cgi?id=1902011
MISC https://bodhi.fedoraproject.org/updates/FEDORA-2020-04d5e1ce26
https://bodhi.fedoraproject.org/updates/FEDORA-2020-23432b7b72
https://bodhi.fedoraproject.org/updates/FEDORA-2020-27b168926a
https://bodhi.fedoraproject.org/updates/FEDORA-2020-4349e95c4f
https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2020-339db397ad
https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2020-6c93c61069
MLIST https://lists.debian.org/debian-lts-announce/2022/05/msg00043.html

Alert History

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Date Informations
2023-11-07 21:36:14
  • Multiple Updates
2022-10-28 12:52:46
  • Multiple Updates
2022-06-15 09:27:21
  • Multiple Updates
2022-06-02 21:27:28
  • Multiple Updates
2021-05-04 13:52:04
  • Multiple Updates
2021-04-22 03:03:31
  • Multiple Updates
2020-12-09 01:32:46
  • Multiple Updates
2020-12-09 01:30:50
  • Multiple Updates
2020-12-08 21:24:19
  • Multiple Updates
2020-12-08 09:22:52
  • First insertion