CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:N/I:N/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
EPSS
Percentile
90.9%
A memory corruption bug(Heap overflow) in the FreeType font rendering library.
> This can be exploited by attackers to execute arbitrary code by using specially crafted fonts with embedded PNG images .
As per https://www.secpod.com/blog/chrome-zero-day-under-active-exploitation-patch-now/
Google is aware of reports that an exploit for CVE-2020-15999 exists in the wild.
Upgrade to 85.3.130 or higher
To review the CEF/Chromium
patch see https://bitbucket.org/chromiumembedded/cef/commits/cd6cbe008b127990036945fb75e7c2c1594ab10d
lists.opensuse.org/opensuse-security-announce/2020-11/msg00016.html
seclists.org/fulldisclosure/2020/Nov/33
chromereleases.googleblog.com/2020/10/stable-channel-update-for-desktop_20.html
crbug.com/1139963
github.com/advisories/GHSA-pv36-h7jh-qm62
github.com/cefsharp/CefSharp/security/advisories/GHSA-pv36-h7jh-qm62
googleprojectzero.blogspot.com/p/rca-cve-2020-15999.html
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/J3QVIGAAJ4D62YEJAJJWMCCBCOQ6TVL7
lists.fedoraproject.org/archives/list/[email protected]/message/J3QVIGAAJ4D62YEJAJJWMCCBCOQ6TVL7
nvd.nist.gov/vuln/detail/CVE-2020-15999
security.gentoo.org/glsa/202011-12
security.gentoo.org/glsa/202012-04
security.gentoo.org/glsa/202401-19
www.debian.org/security/2021/dsa-4824
www.nuget.org/packages/CefSharp.Common
www.nuget.org/packages/CefSharp.WinForms
www.nuget.org/packages/CefSharp.Wpf
www.nuget.org/packages/CefSharp.Wpf.HwndHost
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:N/I:N/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
EPSS
Percentile
90.9%