Modified
This vulnerability has been modified since it was last analyzed by the NVD. It is awaiting reanalysis which may result in further changes to the information provided.
Current Description
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).
Source:
MITRE
Description Last Modified:
07/18/2018
View Analysis Description
Analysis Description
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).
Source:
MITRE
Description Last Modified:
07/18/2018
Impact
CVSS v3.0 Severity and Metrics:
Base Score:
7.5 HIGH
Vector:
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
(V3 legend)
Impact Score:
3.6
Exploitability Score:
3.9
Attack Vector (AV):
Network
Attack Complexity (AC):
Low
Privileges Required (PR):
None
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
None
Integrity (I):
None
Availability (A):
High
CVSS v2.0 Severity and Metrics:
Base Score:
5.0 MEDIUM
Vector:
(AV:N/AC:L/Au:N/C:N/I:N/A:P)
(V2 legend)
Impact Subscore:
2.9
Exploitability Subscore:
10.0
Access Vector (AV):
Network
Access Complexity (AC):
Low
Authentication (AU):
None
Confidentiality (C):
None
Integrity (I):
None
Availability (A):
Partial
Additional Information:
Allows disruption of service
References to Advisories, Solutions, and Tools
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Change History
3 change records found
- show changes
CVE Modified by MITRE -
9/27/2018 6:29:29 AM
Action |
Type |
Old Value |
New Value |
Added |
Reference |
|
https://security.netapp.com/advisory/ntap-20180926-0007/ [No Types Assigned] |
Initial Analysis -
9/15/2018 9:26:11 AM
Action |
Type |
Old Value |
New Value |
Added |
CPE Configuration |
|
OR
*cpe:2.3:a:apache:http_server:2.4.33:*:*:*:*:*:*:* |
Added |
CVSS V2 |
|
(AV:N/AC:L/Au:N/C:N/I:N/A:P) |
Added |
CVSS V3 |
|
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
Added |
CWE |
|
CWE-476 |
Changed |
Reference Type |
http://www.securitytracker.com/id/1041401 No Types Assigned |
http://www.securitytracker.com/id/1041401 Third Party Advisory, VDB Entry |
Changed |
Reference Type |
https://httpd.apache.org/security/vulnerabilities_24.html#CVE-2018-8011 No Types Assigned |
https://httpd.apache.org/security/vulnerabilities_24.html#CVE-2018-8011 Vendor Advisory |
CVE Modified by MITRE -
8/4/2018 9:29:01 PM
Action |
Type |
Old Value |
New Value |
Added |
Reference |
|
http://www.securitytracker.com/id/1041401 [No Types Assigned] |