Vulnerability Details : CVE-2019-17673
WordPress before 5.2.4 is vulnerable to poisoning of the cache of JSON GET requests because certain requests lack a Vary: Origin header.
Products affected by CVE-2019-17673
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
- cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:*
Threat overview for CVE-2019-17673
Top countries where our scanners detected CVE-2019-17673
Top open port discovered on systems with this issue
80
IPs affected by CVE-2019-17673 3,013
Threat actors abusing to this issue?
Yes
Find out if you* are
affected by CVE-2019-17673!
*Directly or indirectly through your vendors, service providers and 3rd parties.
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attack surface intelligence
from SecurityScorecard.
Exploit prediction scoring system (EPSS) score for CVE-2019-17673
4.88%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 89 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2019-17673
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:P/A:N |
10.0
|
2.9
|
NIST | |
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |
3.9
|
3.6
|
NIST |
References for CVE-2019-17673
-
https://www.debian.org/security/2020/dsa-4599
Debian -- Security Information -- DSA-4599-1 wordpressThird Party Advisory
-
https://seclists.org/bugtraq/2020/Jan/8
Bugtraq: [SECURITY] [DSA 4599-1] wordpress security updateMailing List;Third Party Advisory
-
https://github.com/WordPress/WordPress/commit/b224c251adfa16a5f84074a3c0886270c9df38de
REST API: Send a Vary: Origin header on GET requests. · WordPress/WordPress@b224c25 · GitHubPatch;Third Party Advisory
-
https://wpvulndb.com/vulnerabilities/9911
WordPress <= 5.2.3 - JSON Request Cache PoisoningThird Party Advisory
-
https://core.trac.wordpress.org/changeset/46478
Changeset 46478 – WordPress TracPatch;Vendor Advisory
-
https://www.debian.org/security/2020/dsa-4677
Debian -- Security Information -- DSA-4677-1 wordpressThird Party Advisory
-
https://blog.wpscan.org/wordpress/security/release/2019/10/15/wordpress-524-security-release-breakdown.html
WordPress 5.2.4 Security Release BreakdownThird Party Advisory
-
https://wordpress.org/news/2019/10/wordpress-5-2-4-security-release/
News – WordPress 5.2.4 Security Release – WordPress.orgRelease Notes;Vendor Advisory
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