Executive Summary



This Alert is flagged as TOP 25 Common Weakness Enumeration from CWE/SANS. For more information, you can read this.
Summary
Title mod_auth_mellon vulnerabilities
Informations
Name USN-3924-1 First vendor Publication 2019-03-28
Vendor Ubuntu Last vendor Modification 2019-03-28
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:P/I:P/A:P)
Cvss Base Score 6.8 Attack Range Network
Cvss Impact Score 6.4 Attack Complexity Medium
Cvss Expoit Score 8.6 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

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

- Ubuntu 18.10 - Ubuntu 18.04 LTS

Summary:

Several security issues were fixed in mod_auth_mellon.

Software Description: - libapache2-mod-auth-mellon: SAML 2.0 authentication module for Apache

Details:

It was discovered that mod_auth_mellon incorrectly handled certain requests. An attacker could possibly use this issue to redirect a user to a malicious URL. (CVE-2019-3877)

It was discovered that mod_auth_mellon incorrectly handled certain requests. An attacker could possibly use this issue to access sensitive information. (CVE-2019-3878)

Update instructions:

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

Ubuntu 18.10: テつ libapache2-mod-auth-mellonテつ テつ テつ テつ テつ テつ 0.14.0-1ubuntu0.1

Ubuntu 18.04 LTS: テつ libapache2-mod-auth-mellonテつ テつ テつ テつ テつ テつ 0.13.1-1ubuntu0.1

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

References: テつ https://usn.ubuntu.com/usn/usn-3924-1 テつ CVE-2019-3877, CVE-2019-3878

Package Information: テつ https://launchpad.net/ubuntu/+source/libapache2-mod-auth-mellon/0.14.0-1ubuntu0.1 テつ https://launchpad.net/ubuntu/+source/libapache2-mod-auth-mellon/0.13.1-1ubuntu0.1

Original Source

Url : http://www.ubuntu.com/usn/USN-3924-1

CWE : Common Weakness Enumeration

% Id Name
50 % CWE-601 URL Redirection to Untrusted Site ('Open Redirect') (CWE/SANS Top 25)
50 % CWE-287 Improper Authentication

CPE : Common Platform Enumeration

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

Alert History

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0
Date Informations
2019-03-28 17:18:41
  • First insertion