CVE-2018-20148
7.5 High
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
9.3 High
AI Score
Confidence
High
0.018 Low
EPSS
Percentile
88.1%
In WordPress before 4.9.9 and 5.x before 5.0.1, contributors could conduct PHP object injection attacks via crafted metadata in a wp.getMediaItem XMLRPC call. This is caused by mishandling of serialized data at phar:// URLs in the wp_get_attachment_thumb_file function in wp-includes/post.php.
Affected configurations
| CPE | Name | Operator | Version |
|---|---|---|---|
| wordpress:wordpress | wordpress | lt | 4.9.9 |
| wordpress:wordpress | wordpress | lt | 5.0.1 |
References
www.securityfocus.com/bid/106220
blog.secarma.co.uk/labs/near-phar-dangerous-unserialization-wherever-you-are
codex.wordpress.org/Version_4.9.9
lists.debian.org/debian-lts-announce/2019/02/msg00019.html
wordpress.org/news/2018/12/wordpress-5-0-1-security-release/
wordpress.org/support/wordpress-version/version-5-0-1/
wpvulndb.com/vulnerabilities/9171
www.debian.org/security/2019/dsa-4401
www.zdnet.com/article/wordpress-plugs-bug-that-led-to-google-indexing-some-user-passwords/
www.zdnet.com/article/wordpress-vulnerability-affects-a-third-of-most-popular-websites-online/
Related
7.5 High
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
9.3 High
AI Score
Confidence
High
0.018 Low
EPSS
Percentile
88.1%