Executive Summary
Summary | |
---|---|
Title | Apache HTTP Server regression |
Informations | |||
---|---|---|---|
Name | USN-4113-2 | First vendor Publication | 2019-09-17 |
Vendor | Ubuntu | Last vendor Modification | 2019-09-17 |
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:L/Au:N/C:N/I:N/A:C) | |||
---|---|---|---|
Cvss Base Score | 7.8 | Attack Range | Network |
Cvss Impact Score | 6.9 | Attack Complexity | Low |
Cvss Expoit Score | 10 | Authentication | None Required |
Calculate full CVSS 2.0 Vectors scores |
Detail
A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 19.04 - Ubuntu 18.04 LTS - Ubuntu 16.04 LTS Summary: USN-4113-1 introduced a regression in Apache. Software Description: - apache2: Apache HTTP server Details: USN-4113-1 fixed vulnerabilities in the Apache HTTP server. Unfortunately, that update introduced a regression when proxying balancer manager connections in some configurations. This update fixes the problem. We apologize for the inconvenience. Original advisory details: Stefan Eissing discovered that the HTTP/2 implementation in Apache Craig Young discovered that a memory overwrite error existed in Craig Young discovered that a read-after-free error existed in the Matei Badanoiu discovered that the mod_proxy component of Daniel McCarney discovered that mod_remoteip component of Apache Yukitsugu Sasaki discovered that the mod_rewrite component in Apache Jonathan Looney discovered that the HTTP/2 implementation in Apache did Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 19.04: Ubuntu 18.04 LTS: Ubuntu 16.04 LTS: In general, a standard system update will make all the necessary changes. References: Package Information: |
Original Source
Url : http://www.ubuntu.com/usn/USN-4113-2 |
CWE : Common Weakness Enumeration
% | Id | Name |
---|---|---|
25 % | CWE-787 | Out-of-bounds Write (CWE/SANS Top 25) |
12 % | CWE-770 | Allocation of Resources Without Limits or Throttling |
12 % | CWE-601 | URL Redirection to Untrusted Site ('Open Redirect') (CWE/SANS Top 25) |
12 % | CWE-476 | NULL Pointer Dereference |
12 % | CWE-444 | Inconsistent Interpretation of HTTP Requests ('HTTP Request Smuggling') |
12 % | CWE-416 | Use After Free |
12 % | CWE-79 | Failure to Preserve Web Page Structure ('Cross-site Scripting') (CWE/SANS Top 25) |
CPE : Common Platform Enumeration
Snort® IPS/IDS
Date | Description |
---|---|
2021-01-12 | Apache Server mod_proxy Error Page cross site scripting attempt RuleID : 56563 - Revision : 1 - Type : SERVER-WEBAPP |
2020-01-21 | Apache httpd mod_remoteip heap buffer overflow attempt RuleID : 52494 - Revision : 1 - Type : SERVER-APACHE |
Alert History
Date | Informations |
---|---|
2019-10-01 01:13:17 |
|
2019-09-17 17:19:07 |
|