Executive Summary



This Alert is flagged as TOP 25 Common Weakness Enumeration from CWE/SANS. For more information, you can read this.
Summary
Title WeeChat: Multiple vulnerabilities
Informations
Name GLSA-202003-51 First vendor Publication 2020-03-25
Vendor Gentoo Last vendor Modification 2020-03-25
Severity (Vendor) N/A Revision N/A

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Overall CVSS Score 9.8
Base Score 9.8 Environmental Score 9.8
impact SubScore 5.9 Temporal Score 9.8
Exploitabality Sub Score 3.9
 
Attack Vector Network Attack Complexity Low
Privileges Required None User Interaction None
Scope Unchanged Confidentiality Impact High
Integrity Impact High Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:P/I:P/A:P)
Cvss Base Score 7.5 Attack Range Network
Cvss Impact Score 6.4 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

Synopsis

Multiple vulnerabilities have been found in WeeChat, the worst of which could allow remote attackers to cause a Denial of Service condition.

Background

Wee Enhanced Environment for Chat (WeeChat) is a light and extensible console IRC client.

Description

Multiple vulnerabilities have been discovered in WeeChat. Please review the CVE identifiers referenced below for details.

Impact

A remote attacker, by sending a specially crafted IRC message, could possibly cause a Denial of Service condition.

Workaround

There is no known workaround at this time.

Resolution

All WeeChat users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=net-irc/weechat-2.7.1"

References

[ 1 ] CVE-2020-8955 : https://nvd.nist.gov/vuln/detail/CVE-2020-8955
[ 2 ] CVE-2020-9759 : https://nvd.nist.gov/vuln/detail/CVE-2020-9759
[ 3 ] CVE-2020-9760 : https://nvd.nist.gov/vuln/detail/CVE-2020-9760

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website:

https://security.gentoo.org/glsa/202003-51

Original Source

Url : http://security.gentoo.org/glsa/glsa-202003-51.xml

CWE : Common Weakness Enumeration

% Id Name
67 % CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') (CWE/SANS Top 25)
33 % CWE-494 Download of Code Without Integrity Check (CWE/SANS Top 25)

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 2
Application 1
Os 2
Os 3
Os 1
Os 1

Alert History

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0
1
Date Informations
2020-05-23 13:03:43
  • Multiple Updates
2020-03-25 17:18:58
  • First insertion