Executive Summary

Informations
Name CVE-2018-8011 First vendor Publication 2018-07-18
Vendor Cve Last vendor Modification 2019-08-15

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Overall CVSS Score 7.5
Base Score 7.5 Environmental Score 7.5
impact SubScore 3.6 Temporal Score 7.5
Exploitabality Sub Score 3.9
 
Attack Vector Network Attack Complexity Low
Privileges Required None User Interaction None
Scope Unchanged Confidentiality Impact None
Integrity Impact None Availability Impact High
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:P)
Cvss Base Score 5 Attack Range Network
Cvss Impact Score 2.9 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

By specially crafting HTTP requests, the mod_md challenge handler would dereference a NULL pointer and cause the child process to segfault. This could be used to DoS the server. Fixed in Apache HTTP Server 2.4.34 (Affected 2.4.33).

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-8011

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-476 NULL Pointer Dereference

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1
Application 1

Nessus® Vulnerability Scanner

Date Description
2019-01-03 Name : The remote Fedora host is missing a security update.
File : fedora_2018-49d3b42425.nasl - Type : ACT_GATHER_INFO
2018-08-24 Name : The remote Amazon Linux 2 host is missing a security update.
File : al2_ALAS-2018-1062.nasl - Type : ACT_GATHER_INFO
2018-08-24 Name : The remote Amazon Linux AMI host is missing a security update.
File : ala_ALAS-2018-1062.nasl - Type : ACT_GATHER_INFO
2018-08-16 Name : The remote web server is affected by multiple vulnerabilities.
File : apache_2_4_34.nasl - Type : ACT_GATHER_INFO
2018-07-30 Name : The remote Fedora host is missing a security update.
File : fedora_2018-c3dc008c54.nasl - Type : ACT_GATHER_INFO
2018-07-20 Name : The remote Slackware host is missing a security update.
File : Slackware_SSA_2018-199-01.nasl - Type : ACT_GATHER_INFO
2018-07-20 Name : The remote FreeBSD host is missing a security-related update.
File : freebsd_pkg_8b1a50ab8a8e11e8add2b499baebfeaf.nasl - Type : ACT_GATHER_INFO

Sources (Detail)

Source Url
CONFIRM https://httpd.apache.org/security/vulnerabilities_24.html#CVE-2018-8011
https://security.netapp.com/advisory/ntap-20180926-0007/
MLIST https://lists.apache.org/thread.html/56c2e7cc9deb1c12a843d0dc251ea7fd3e7e8029...
https://lists.apache.org/thread.html/84a3714f0878781f6ed84473d1a503d2cc382277...
https://lists.apache.org/thread.html/rd18c3c43602e66f9cdcf09f1de233804975b957...
https://lists.apache.org/thread.html/re3d27b6250aa8548b8845d314bb8a350b3df326...
SECTRACK http://www.securitytracker.com/id/1041401

Alert History

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Date Informations
2020-05-23 01:19:22
  • Multiple Updates
2019-08-15 13:19:34
  • Multiple Updates
2019-03-05 00:19:15
  • Multiple Updates
2018-09-27 17:19:30
  • Multiple Updates
2018-09-15 17:19:31
  • Multiple Updates
2018-08-05 09:19:39
  • Multiple Updates
2018-07-18 21:20:00
  • First insertion