CVE-2020-6493
published 2020-06-03CVE-2020-6493: Use after free in WebAuthentication in Google Chrome prior to 83.0.4103.97 allowed a remote attacker who had compromised the renderer process to potentially…
PriorityP348critical9.6CVSS 3.1
AVNACLPRNUIRSCCHIHAH
EPSS
1.68%
74.3th percentile
Use after free in WebAuthentication in Google Chrome prior to 83.0.4103.97 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page.
Affected
12 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| chromium | chromium | >= 0 < 83.0.4103.106-1 | 83.0.4103.106-1 |
| chromium | chromium | >= 0 < 83.0.4103.106-1 | 83.0.4103.106-1 |
| chromium | chromium | >= 0 < 83.0.4103.106-1 | 83.0.4103.106-1 |
| chromium | chromium | >= 0 < 83.0.4103.106-1 | 83.0.4103.106-1 |
| debian | chromium | < chromium 83.0.4103.106-1 (bookworm) | chromium 83.0.4103.106-1 (bookworm) |
| debian | debian_linux | — | — |
| debian | debian_linux | — | — |
| chrome | < 83.0.4103.97 | 83.0.4103.97 | |
| chrome | >= unspecified < 83.0.4103.97 | 83.0.4103.97 | |
| chrome_chrome | — | — | |
| opensuse | backports | — | — |
| opensuse | leap | — | — |
CVSS provenance
nvdv3.19.6CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
nvdv2.06.8MEDIUMAV:N/AC:M/Au:N/C:P/I:P/A:P
osv9.6CRITICAL
vendor_debian9.6CRITICAL
vendor_redhat9.6CRITICAL
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GHSA
GHSA-829r-vr8j-237j: Use after free in WebAuthentication in Google Chrome prior to 83
ghsa_unreviewed·2022-05-24
CVE-2020-6493 [MEDIUM] CWE-416 GHSA-829r-vr8j-237j: Use after free in WebAuthentication in Google Chrome prior to 83
Use after free in WebAuthentication in Google Chrome prior to 83.0.4103.97 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page.
OSV
CVE-2020-6493: Use after free in WebAuthentication in Google Chrome prior to 83
osv·2020-06-03·CVSS 9.6
CVE-2020-6493 [CRITICAL] CVE-2020-6493: Use after free in WebAuthentication in Google Chrome prior to 83
Use after free in WebAuthentication in Google Chrome prior to 83.0.4103.97 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page.
Chrome
Stable Channel Update for Desktop: CVE-2020-6493
vendor_chrome·2020-06-03·CVSS 9.6
CVE-2020-6493 [HIGH] Stable Channel Update for Desktop: CVE-2020-6493
Stable Channel Update for Desktop
CVE-2020-6493: Use after free in WebAuthentication. Reported by Anonymous on 2020-05-13 [$7500][ 1083972 ] High CVE-2020-6494: Incorrect security UI in payments
Reported by Juho Nurminen on 2020-05-18 [$TBD][ 1072116 ] High CVE-2020-6495: Insufficient policy enforcement in developer tools
Severity: high
Red Hat
chromium-browser: Use after free in WebAuthentication
vendor_redhat·2020-06-03·CVSS 9.6
CVE-2020-6493 [CRITICAL] chromium-browser: Use after free in WebAuthentication
chromium-browser: Use after free in WebAuthentication
Use after free in WebAuthentication in Google Chrome prior to 83.0.4103.97 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page.
Debian
CVE-2020-6493: chromium - Use after free in WebAuthentication in Google Chrome prior to 83.0.4103.97 allow...
vendor_debian·2020·CVSS 9.6
CVE-2020-6493 [CRITICAL] CVE-2020-6493: chromium - Use after free in WebAuthentication in Google Chrome prior to 83.0.4103.97 allow...
Use after free in WebAuthentication in Google Chrome prior to 83.0.4103.97 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page.
Scope: local
bookworm: resolved (fixed in 83.0.4103.106-1)
bullseye: resolved (fixed in 83.0.4103.106-1)
forky: resolved (fixed in 83.0.4103.106-1)
sid: resolved (fixed in 83.0.4103.106-1)
trixie: resolved (fixed in 83.0.4103.106-1)
No detection rules found.
No public exploits indexed.
Bugzilla
CVE-2020-6493 CVE-2020-6494 CVE-2020-6495 CVE-2020-6496 chromium: various flaws [epel-all]
bugzilla·2020-06-05·CVSS 9.6
CVE-2020-6493 [CRITICAL] CVE-2020-6493 CVE-2020-6494 CVE-2020-6495 CVE-2020-6496 chromium: various flaws [epel-all]
CVE-2020-6493 CVE-2020-6494 CVE-2020-6495 CVE-2020-6496 chromium: various flaws [epel-all]
This is an automatically created tracking bug! It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of epel-all.
For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.
For more information see:
http://fedoraproject.org/wiki/Security/TrackingBugs
When submitting as an update, use the fedpkg template provided in the next
comment(s). This will include the bug IDs of this tracking bug as well as
the relevant top-level CVE bugs.
Please also mention the CVE IDs being fixed in the RPM changelog and the
fedpkg commit message.
NOTE: this issue affects multiple support
Bugzilla
CVE-2020-6493 CVE-2020-6494 CVE-2020-6495 CVE-2020-6496 chromium: various flaws [fedora-all]
bugzilla·2020-06-05·CVSS 9.6
CVE-2020-6493 [CRITICAL] CVE-2020-6493 CVE-2020-6494 CVE-2020-6495 CVE-2020-6496 chromium: various flaws [fedora-all]
CVE-2020-6493 CVE-2020-6494 CVE-2020-6495 CVE-2020-6496 chromium: various flaws [fedora-all]
This is an automatically created tracking bug! It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of fedora-all.
For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.
For more information see:
http://fedoraproject.org/wiki/Security/TrackingBugs
When submitting as an update, use the fedpkg template provided in the next
comment(s). This will include the bug IDs of this tracking bug as well as
the relevant top-level CVE bugs.
Please also mention the CVE IDs being fixed in the RPM changelog and the
fedpkg commit message.
NOTE: this issue affects multiple sup
Bugzilla
CVE-2020-6493 chromium-browser: Use after free in WebAuthentication
bugzilla·2020-06-05·CVSS 9.6
CVE-2020-6493 [CRITICAL] CVE-2020-6493 chromium-browser: Use after free in WebAuthentication
CVE-2020-6493 chromium-browser: Use after free in WebAuthentication
An use after free flaw was found in the WebAuthentication component of the Chromium browser.
Upstream bug(s):
https://code.google.com/p/chromium/issues/detail?id=1082105
External References:
https://chromereleases.googleblog.com/2020/06/stable-channel-update-for-desktop.html
Discussion:
Created chromium tracking bugs for this issue:
Affects: epel-all [bug 1844563]
Affects: fedora-all [bug 1844562]
---
This issue has been addressed in the following products:
Red Hat Enterprise Linux 6 Supplementary
Via RHSA-2020:2544 https://access.redhat.com/errata/RHSA-2020:2544
---
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):
https://access.redhat.com/security/cve/cv
http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00034.htmlhttp://lists.opensuse.org/opensuse-security-announce/2020-06/msg00038.htmlhttps://chromereleases.googleblog.com/2020/06/stable-channel-update-for-desktop.htmlhttps://crbug.com/1082105https://security.gentoo.org/glsa/202006-02https://www.debian.org/security/2020/dsa-4714http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00034.htmlhttp://lists.opensuse.org/opensuse-security-announce/2020-06/msg00038.htmlhttps://chromereleases.googleblog.com/2020/06/stable-channel-update-for-desktop.htmlhttps://crbug.com/1082105https://security.gentoo.org/glsa/202006-02https://www.debian.org/security/2020/dsa-4714
2020-06-03
Published