Home/CVE/Inappropriate implementation in CORS in Google Chrome prior to 80.0.3987.87 allowed a remote attacker to leak cross-orig
CVE

CVE-2020-6400

Inappropriate implementation in CORS in Google Chrome prior to 80.0.3987.87 allowed a remote attacker to leak cross-orig

Inappropriate implementation in CORS in Google Chrome prior to 80.0.3987.87 allowed a remote attacker to leak cross-origin data via a crafted HTML page.

MEDIUM · CVSS 6.5 EPSS 0.01918
Schedule remediation
  • Public exploit or PoC is available
Sigma rules2 YARA rules0
⬡

Weakness Classification

CWE-203Observable Discrepancy
▤

Affected Products & Versions

8
google chrome< 80.0.3987.87
opensuse backports sleall versions
fedoraproject fedoraall versions
debian linuxall versions
suse package huball versions
redhat enterprise linux desktopall versions
redhat enterprise linux serverall versions
redhat enterprise linux workstationall versions
⚠

Public Exploits & PoCs

1
poccrbug.com · 1038036crbug.com
◈

Sigma Hunt Rules

2
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
producthighRunning Chrome VPN Extensions via the Registry 2 VPN Extension
productmediumPotential Chrome Frame Helper DLL Sideloading
▣

Scoring & Timeline

6.5
MEDIUM · CVSS v3.1 · chrome-cve-admin@google.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD11 Feb 2020 · 03:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
⚑

Vendor Advisories

7
suse-csafopenSUSE-SU-2024:10681-1
suse-csafopenSUSE-SU-2024:12948-1
suse-csafopenSUSE-SU-2020:0233-1
suse-csafopenSUSE-SU-2020:0210-1
suse-csafopenSUSE-SU-2020:0189-1
🔗

References & Sources

6
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00015.htmlThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00025.htmlMailing ListThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6IOHSO6BUKC6I66J5PZOMAGFVJ66ZS57/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/X3B5RWJQD5LA45MYLLR55KZJOJ5NVZGP/
https://security.gentoo.org/glsa/202003-08Third Party Advisory
https://www.debian.org/security/2020/dsa-4638Third Party Advisory
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