9.3 High
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:M/Au:N/C:C/I:C/A:C
8.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
9 High
AI Score
Confidence
High
0.005 Low
EPSS
Percentile
76.2%
Debian Security Advisory DSA-4627-1 [email protected]
https://www.debian.org/security/ Alberto Garcia
February 17, 2020 https://www.debian.org/security/faq
Package : webkit2gtk
CVE ID : CVE-2020-3862 CVE-2020-3864 CVE-2020-3865 CVE-2020-3867
CVE-2020-3868
The following vulnerabilities have been discovered in the webkit2gtk
web engine:
CVE-2020-3862
Srikanth Gatta discovered that a malicious website may be able to
cause a denial of service.
CVE-2020-3864
Ryan Pickren discovered that a DOM object context may not have had
a unique security origin.
CVE-2020-3865
Ryan Pickren discovered that a top-level DOM object context may
have incorrectly been considered secure.
CVE-2020-3867
An anonymous researcher discovered that processing maliciously
crafted web content may lead to universal cross site scripting.
CVE-2020-3868
Marcin Towalski discovered that processing maliciously crafted web
content may lead to arbitrary code execution.
For the stable distribution (buster), these problems have been fixed in
version 2.26.4-1~deb10u1.
We recommend that you upgrade your webkit2gtk packages.
For the detailed security status of webkit2gtk please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/webkit2gtk
Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/
Mailing list: [email protected]
9.3 High
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:M/Au:N/C:C/I:C/A:C
8.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
9 High
AI Score
Confidence
High
0.005 Low
EPSS
Percentile
76.2%