CVE-2020-6439
HIGHCVSS 8.8/10EPSS 1.78%
Last modified
CVE-2020-6439 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. Insufficient policy enforcement in navigations in Google Chrome prior to 81.0.4044.92 allowed a remote attacker to bypass security UI via a crafted HTML page.. EPSS estimates a 1.78% chance of exploitation in the next 30 days.
Description
Insufficient policy enforcement in navigations in Google Chrome prior to 81.0.4044.92 allowed a remote attacker to bypass security UI via a crafted HTML page.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Chrome | < 81.0.4044.92 | — | |
| Debian | Debian Linux | 9.0 | — |
| Debian | Debian Linux | 10.0 | — |
| Fedoraproject | Fedora | 30 | — |
| Fedoraproject | Fedora | 31 | — |
| Fedoraproject | Fedora | 32 | — |
| Opensuse | Backports | sle-15 | Sp1 |
| Opensuse | Leap | 15.1 | — |
References
- http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00024.htmlThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00031.htmlThird Party Advisory
- https://chromereleases.googleblog.com/2020/04/stable-channel-update-for-desktop_7.htmlRelease Notes, Vendor Advisory
- https://crbug.com/868145Permissions Required, Vendor Advisory
- https://www.debian.org/security/2020/dsa-4714Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00024.htmlThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00031.htmlThird Party Advisory
- https://chromereleases.googleblog.com/2020/04/stable-channel-update-for-desktop_7.htmlRelease Notes, Vendor Advisory
- https://crbug.com/868145Permissions Required, Vendor Advisory
- https://www.debian.org/security/2020/dsa-4714Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-6439?
Insufficient policy enforcement in navigations in Google Chrome prior to 81.0.4044.92 allowed a remote attacker to bypass security UI via a crafted HTML page.
How severe is CVE-2020-6439?
CVE-2020-6439 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 1.78% probability of exploitation in the next 30 days.
How do I fix CVE-2020-6439?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2020-6439?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST