Critical severity · published Jun 3, 2020
CVE-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 perform a sandbox…
9.6
CVSS
1.7%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)1.7% · higher than 77% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CH
Chrome · Google
before 83.0.4103.97 · source: NVD
BA
Backports · Opensuse
sle-15 · source: NVD
DL
Debian Linux · Debian
9.0; 10.0 · source: NVD
LE
Leap · Opensuse
15.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-6493
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-6493
Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00034.html
Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00038.html
Vendor Advisory
https://chromereleases.googleblog.com/2020/06/stable-channel-update-for-desktop.html
Permissions Required
https://crbug.com/1082105
Third Party Advisory
https://security.gentoo.org/glsa/202006-02
Third Party Advisory
https://www.debian.org/security/2020/dsa-4714
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