Executive Summary

This Alert is flagged as TOP 25 Common Weakness Enumeration from CWE/SANS. For more information, you can read this.
Title Squid vulnerabilities
Name USN-4059-1 First vendor Publication 2019-07-15
Vendor Ubuntu Last vendor Modification 2019-07-15
Severity (Vendor) N/A Revision N/A

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
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


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

- Ubuntu 19.04 - Ubuntu 18.04 LTS - Ubuntu 16.04 LTS


Several security issues were fixed in Squid.

Software Description: - squid: Web proxy cache server - squid3: Web proxy cache server


It was discovered that Squid incorrectly handled certain SNMP packets. A remote attacker could possibly use this issue to cause memory consumption, leading to a denial of service. This issue only affected Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. (CVE-2018-19132)

It was discovered that Squid incorrectly handled the cachemgr.cgi web module. A remote attacker could possibly use this issue to conduct cross-site scripting (XSS) attacks. (CVE-2019-13345)

Update instructions:

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

Ubuntu 19.04:
squid 4.4-1ubuntu2.1

Ubuntu 18.04 LTS:
squid3 3.5.27-1ubuntu1.2

Ubuntu 16.04 LTS:
squid3 3.5.12-1ubuntu7.7

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

CVE-2018-19132, CVE-2019-13345

Package Information:

Original Source

Url : http://www.ubuntu.com/usn/USN-4059-1

CWE : Common Weakness Enumeration

% Id Name
50 % CWE-772 Missing Release of Resource after Effective Lifetime
50 % CWE-79 Failure to Preserve Web Page Structure ('Cross-site Scripting') (CWE/SANS Top 25)

CPE : Common Platform Enumeration

Application 289
Os 1

Nessus® Vulnerability Scanner

Date Description
2019-01-03 Name : The remote Fedora host is missing a security update.
File : fedora_2018-714298460e.nasl - Type : ACT_GATHER_INFO
2018-11-27 Name : The remote Debian host is missing a security update.
File : debian_DLA-1596.nasl - Type : ACT_GATHER_INFO

Alert History

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Date Informations
2020-03-19 13:20:11
  • First insertion