CVE-2019-17673
First published: Thu Oct 17 2019(Updated: )
WordPress before 5.2.4 is vulnerable to poisoning of the cache of JSON GET requests because certain requests lack a Vary: Origin header.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/wordpress | 5.0.15+dfsg1-0+deb10u1 5.0.19+dfsg1-0+deb10u1 5.7.8+dfsg1-0+deb11u2 6.1.1+dfsg1-1 6.3.1+dfsg1-1 | |
| WordPress WordPress | <5.2.4 | |
| Debian Debian Linux | =9.0 | |
| Debian Debian Linux | =10.0 |
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Reference Links
- https://blog.wpscan.org/wordpress/security/release/2019/10/15/wordpress-524-security-release-breakdown.html
- https://core.trac.wordpress.org/changeset/46478
- https://github.com/WordPress/WordPress/commit/b224c251adfa16a5f84074a3c0886270c9df38de
- https://wordpress.org/news/2019/10/wordpress-5-2-4-security-release/
- https://security-tracker.debian.org/tracker/CVE-2019-17673
- https://seclists.org/bugtraq/2020/Jan/8
- https://wpvulndb.com/vulnerabilities/9911
- https://www.debian.org/security/2020/dsa-4599
- https://www.debian.org/security/2020/dsa-4677
Frequently Asked Questions
What is CVE-2019-17673?
CVE-2019-17673 is a vulnerability in WordPress before version 5.2.4 that allows for poisoning of the cache of JSON GET requests.
How does CVE-2019-17673 affect WordPress?
CVE-2019-17673 affects WordPress versions before 5.2.4.
What is the severity of CVE-2019-17673?
CVE-2019-17673 has a severity rating of 7.5 (high).
How can I fix CVE-2019-17673?
To fix CVE-2019-17673, update WordPress to version 5.2.4 or later.
Where can I find more information about CVE-2019-17673?
More information about CVE-2019-17673 can be found at the following references: [reference 1](https://blog.wpscan.org/wordpress/security/release/2019/10/15/wordpress-524-security-release-breakdown.html), [reference 2](https://core.trac.wordpress.org/changeset/46478), [reference 3](https://github.com/WordPress/WordPress/commit/b224c251adfa16a5f84074a3c0886270c9df38de).
- collector/security-tracker-debian
- agent/severity
- agent/references
- agent/author
- agent/type
- agent/description
- agent/event
- agent/first-publish-date
- agent/softwarecombine
- agent/remedy
- agent/last-modified-date
- agent/tags
- collector/nvd-index
- agent/software-canonical-lookup-request
- package-manager/debian
- vendor/wordpress
- canonical/wordpress wordpress
- vendor/debian
- canonical/debian debian linux
- version/debian debian linux/9.0
- version/debian debian linux/10.0