National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2018-20149 Detail

Current Description

In WordPress before 4.9.9 and 5.x before 5.0.1, when the Apache HTTP Server is used, authors could upload crafted files that bypass intended MIME type restrictions, leading to XSS, as demonstrated by a .jpg file without JPEG data.

Source:  MITRE
Description Last Modified:  12/17/2018
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 5.4 MEDIUM
Vector: AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N (V3 legend)
Impact Score: 2.7
Exploitability Score: 2.3


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

CVSS v2.0 Severity and Metrics:

Base Score: 3.5 LOW
Vector: (AV:N/AC:M/Au:S/C:N/I:P/A:N) (V2 legend)
Impact Subscore: 2.9
Exploitability Subscore: 6.8


Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (AU): Single
Confidentiality (C): None
Integrity (I): Partial
Availability (A): None
Additional Information:
Victim must voluntarily interact with attack mechanism
Allows unauthorized modification

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://www.securityfocus.com/bid/106220 Third Party Advisory VDB Entry
https://codex.wordpress.org/Version_4.9.9 Product Vendor Advisory
https://github.com/WordPress/WordPress/commit/246a70bdbfac3bd45ff71c7941deef1bb206b19a Patch Third Party Advisory
https://lists.debian.org/debian-lts-announce/2019/02/msg00019.html Mailing List Third Party Advisory
https://wordpress.org/news/2018/12/wordpress-5-0-1-security-release/ Release Notes Vendor Advisory
https://wordpress.org/support/wordpress-version/version-5-0-1/ Release Notes Vendor Advisory
https://wpvulndb.com/vulnerabilities/9175 Vendor Advisory
https://www.debian.org/security/2019/dsa-4401 Third Party Advisory
https://www.zdnet.com/article/wordpress-plugs-bug-that-led-to-google-indexing-some-user-passwords/ Press/Media Coverage Third Party Advisory

Technical Details

Vulnerability Type (View All)

  • Cross-Site Scripting (XSS) (CWE-79)

Change History

7 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2018-20149
NVD Published Date:
12/14/2018
NVD Last Modified:
03/04/2019