Bug 1774722 (CVE-2019-17673)

Summary:	CVE-2019-17673 wordpress: JSON request cache poisoning
Product:	[Other] Security Response	Reporter:	Guilherme de Almeida Suckevicz <gsuckevi>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED UPSTREAM	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	fedora, kevin
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2019-11-22 19:04:49 UTC	Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:
Bug Depends On:	1775738, 1775739, 1775740
Bug Blocks:

Description Guilherme de Almeida Suckevicz 2019-11-20 19:25:20 UTC

WordPress before 5.2.4 is vulnerable to poisoning of the cache of JSON GET requests because certain requests lack a Vary: Origin header.


Reference:
https://wpvulndb.com/vulnerabilities/9911

Upstream commit:
https://github.com/WordPress/WordPress/commit/b224c251adfa16a5f84074a3c0886270c9df38de

Comment 1 Guilherme de Almeida Suckevicz 2019-11-22 17:07:31 UTC

Created wordpress tracking bugs for this issue:

Affects: epel-6 [bug 1775739]
Affects: epel-7 [bug 1775740]
Affects: fedora-all [bug 1775738]

Comment 2 Product Security DevOps Team 2019-11-22 19:04:49 UTC

This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.