National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2018-1000773 Detail

Current Description

WordPress version 4.9.8 and earlier contains a CWE-20 Input Validation vulnerability in thumbnail processing that can result in remote code execution due to an incomplete fix for CVE-2017-1000600. This attack appears to be exploitable via thumbnail upload by an authenticated user and may require additional plugins in order to be exploited however this has not been confirmed at this time.

Source:  MITRE
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 8.8 HIGH
Vector: AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H (V3 legend)
Impact Score: 5.9
Exploitability Score: 2.8


Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

CVSS v2.0 Severity and Metrics:

Base Score: 6.5 MEDIUM
Vector: (AV:N/AC:L/Au:S/C:P/I:P/A:P) (V2 legend)
Impact Subscore: 6.4
Exploitability Subscore: 8.0


Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (AU): Single
Confidentiality (C): Partial
Integrity (I): Partial
Availability (A): Partial
Additional Information:
Allows unauthorized disclosure of information
Allows unauthorized modification
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://www.securityfocus.com/bid/105306 Third Party Advisory VDB Entry
https://www.theregister.co.uk/2018/08/20/php_unserialisation_wordpress_vuln/ Third Party Advisory
https://youtu.be/GePBmsNJw6Y?t=1763 Third Party Advisory

Technical Details

Vulnerability Type (View All)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
4.9.8


Change History

2 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2018-1000773
NVD Published Date:
09/06/2018
NVD Last Modified:
11/14/2018