Executive Summary

Summary
Title ZNC vulnerability
Informations
NameUSN-3950-1First vendor Publication2019-04-18
VendorUbuntuLast vendor Modification2019-04-18
Severity (Vendor) N/ARevisionN/A

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:S/C:N/I:N/A:P)
Cvss Base Score4Attack RangeNetwork
Cvss Impact Score2.9Attack ComplexityLow
Cvss Expoit Score8AuthenticationRequires single instance
Calculate full CVSS 2.0 Vectors scores

Detail

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 18.10

Summary:

ZNC could be made to crash or run programs if it received specially crafted network traffic.

Software Description: - znc: advanced modular IRC bouncer

Details:

It was discovered that ZNC incorrectly handled certain invalid encodings. An authenticated remote user could use this issue to cause ZNC to crash, resulting in a denial of service, or possibly execute arbitrary code.

Update instructions:

The problem can be corrected by updating your system to the following package versions:

Ubuntu 18.10:
znc 1.7.1-2ubuntu0.1

In general, a standard system update will make all the necessary changes.

References:
https://usn.ubuntu.com/usn/usn-3950-1
CVE-2019-9917

Package Information:
https://launchpad.net/ubuntu/+source/znc/1.7.1-2ubuntu0.1

Original Source

Url : http://www.ubuntu.com/usn/USN-3950-1

CWE : Common Weakness Enumeration

%idName
100 %CWE-20Improper Input Validation

CPE : Common Platform Enumeration

TypeDescriptionCount
Application28
Os1
Os3

Alert History

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0
DateInformations
2019-04-19 00:18:39
  • First insertion