VulnerabilityModified

CVE-2021-21107

Use after free in drag and drop in Google Chrome on Linux prior to 87.0.4280.141 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page.

CRITICAL 9.6EPSS 1.12%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.12%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

CVSS 3.1: 9.6 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
EPSS: 1.12% probability · 64th percentile
CISA KEV: Not listed
Weakness: CWE-416
Affected: google/chrome · fedoraproject/fedora · debian/debian linux
Source: chrome-cve-admin@google.com

References

https://chromereleases.googleblog.com/2021/01/stable-channel-update-for-desktop.htmlRelease Notes, Vendor Advisory
https://crbug.com/1153595Permissions Required, Vendor Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VVUWIJKZTZTG6G475OR6PP4WPQBVM6PS/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z6P6AVVFP7B2M4H7TJQBASRZIBLOTUFN/
https://security.gentoo.org/glsa/202101-05Third Party Advisory
https://www.debian.org/security/2021/dsa-4832Third Party Advisory
https://chromereleases.googleblog.com/2021/01/stable-channel-update-for-desktop.htmlRelease Notes, Vendor Advisory
https://crbug.com/1153595Permissions Required, Vendor Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VVUWIJKZTZTG6G475OR6PP4WPQBVM6PS/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z6P6AVVFP7B2M4H7TJQBASRZIBLOTUFN/
https://security.gentoo.org/glsa/202101-05Third Party Advisory
https://www.debian.org/security/2021/dsa-4832Third Party Advisory

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.