Rapid7 Vulnerability & Exploit Database

CentOS Linux: CVE-2021-26937: Important: screen security update (CESA-2021:0742)

Free InsightVM Trial No Credit Card Necessary
Watch Demo See how it all works
Back to Search

CentOS Linux: CVE-2021-26937: Important: screen security update (CESA-2021:0742)

Severity
8
CVSS
(AV:N/AC:L/Au:N/C:P/I:P/A:P)
Published
02/09/2021
Created
03/10/2021
Added
03/09/2021
Modified
05/25/2023

Description

encoding.c in GNU Screen through 4.8.0 allows remote attackers to cause a denial of service (invalid write access and application crash) or possibly have unspecified other impact via a crafted UTF-8 character sequence.

Solution(s)

  • centos-upgrade-screen
  • centos-upgrade-screen-debuginfo

References

  • DSA-4861
  • CVE-2021-26937

insightVM

Advanced vulnerability management analytics and reporting.
Key Features
Free InsightVM Trial View All Features

With Rapid7 live dashboards, I have a clear view of all the assets on my network, which ones can be exploited, and what I need to do in order to reduce the risk in my environment in real-time. No other tool gives us that kind of value and insight.

– Scott Cheney, Manager of Information Security, Sierra View Medical Center

;