U.S. flag   An official website of the United States government
Dot gov

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Https

Secure .gov websites use HTTPS
A lock (Dot gov) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

NOTICE

NIST is currently working to establish a consortium to address challenges in the NVD program and develop improved tools and methods. You will temporarily see delays in analysis efforts during this transition. We apologize for the inconvenience and ask for your patience as we work to improve the NVD program.

CVE-2020-27818 Detail

Description

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.


Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score:  3.3 LOW
Vector:  CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L


NVD Analysts use publicly available information to associate vector strings and CVSS scores. We also display any CVSS information provided within the CVE List from the CNA.

Note: NVD Analysts have published a CVSS score for this CVE based on publicly available information at the time of analysis. The CNA has not provided a score within the CVE List.

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving NIST webspace. We have provided these links to other web sites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other web sites that are more appropriate for your purpose. NIST does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, NIST does not endorse any commercial products that may be mentioned on these sites. Please address comments about this page to nvd@nist.gov.

Hyperlink Resource
https://bodhi.fedoraproject.org/updates/FEDORA-2020-04d5e1ce26 Third Party Advisory 
https://bodhi.fedoraproject.org/updates/FEDORA-2020-23432b7b72 Third Party Advisory 
https://bodhi.fedoraproject.org/updates/FEDORA-2020-27b168926a Third Party Advisory 
https://bodhi.fedoraproject.org/updates/FEDORA-2020-4349e95c4f Third Party Advisory 
https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2020-339db397ad Third Party Advisory 
https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2020-6c93c61069 Third Party Advisory 
https://bugzilla.redhat.com/show_bug.cgi?id=1902011 Issue Tracking  Third Party Advisory 
https://lists.debian.org/debian-lts-announce/2022/05/msg00043.html Mailing List  Third Party Advisory 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-125 Out-of-bounds Read cwe source acceptance level NIST  
CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') Contributor acceptance level Red Hat, Inc.  

Known Affected Software Configurations Switch to CPE 2.2

CPEs loading, please wait.

Denotes Vulnerable Software
Are we missing a CPE here? Please let us know.

Change History

4 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2020-27818
NVD Published Date:
12/07/2020
NVD Last Modified:
11/06/2023
Source:
Red Hat, Inc.