CVE-2019-17673

EUVD-2019-7978
WordPress before 5.2.4 is vulnerable to poisoning of the cache of JSON GET requests because certain requests lack a Vary: Origin header.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 87%
Affected Products (NVD)
VendorProductVersion
wordpresswordpress
𝑥
< 5.2.4
debiandebian_linux
9.0
debiandebian_linux
10.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
wordpress
bookworm
6.1.6+dfsg1-0+deb12u1
fixed
bookworm (security)
6.1.6+dfsg1-0+deb12u1
fixed
bullseye
5.7.11+dfsg1-0+deb11u1
fixed
bullseye (security)
5.7.11+dfsg1-0+deb11u1
fixed
jessie
not-affected
sid
6.6.1+dfsg1-1
fixed
trixie
6.6.1+dfsg1-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
wordpress
bionic
needs-triage
disco
ignored
eoan
ignored
focal
not-affected
groovy
not-affected
hirsute
not-affected
impish
not-affected
jammy
not-affected
kinetic
not-affected
lunar
not-affected
mantic
not-affected
noble
not-affected
trusty
dne
xenial
needs-triage
References
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://seclists.org/bugtraq/2020/Jan/8
https://wordpress.org/news/2019/10/wordpress-5-2-4-security-release/
https://wpvulndb.com/vulnerabilities/9911
https://www.debian.org/security/2020/dsa-4599
https://www.debian.org/security/2020/dsa-4677
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://seclists.org/bugtraq/2020/Jan/8
https://wordpress.org/news/2019/10/wordpress-5-2-4-security-release/
https://wpvulndb.com/vulnerabilities/9911
https://www.debian.org/security/2020/dsa-4599
https://www.debian.org/security/2020/dsa-4677