Ubuntu.comUB:CVE-2020-9893CVE-2020-9893
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
6.8 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
0.011 Low
EPSS
Percentile
84.6%
A use after free issue was addressed with improved memory management. This
issue is fixed in iOS 13.6 and iPadOS 13.6, tvOS 13.4.8, watchOS 6.2.8,
Safari 13.1.2, iTunes 12.10.8 for Windows, iCloud for Windows 11.3, iCloud
for Windows 7.20. A remote attacker may be able to cause unexpected
application termination or arbitrary code execution.
Notes
| Author | Note |
|---|---|
| jdstrand | webkit receives limited support. For details, see https://wiki.ubuntu.com/SecurityTeam/FAQ#webkit webkit in Ubuntu uses the JavaScriptCore (JSC) engine, not V8 |
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| ubuntu | 18.04 | noarch | qtwebkit-opensource-src | < any | UNKNOWN |
| ubuntu | 20.04 | noarch | qtwebkit-opensource-src | < any | UNKNOWN |
| ubuntu | 22.04 | noarch | qtwebkit-opensource-src | < any | UNKNOWN |
| ubuntu | 23.10 | noarch | qtwebkit-opensource-src | < any | UNKNOWN |
| ubuntu | 16.04 | noarch | qtwebkit-opensource-src | < any | UNKNOWN |
| ubuntu | 18.04 | noarch | qtwebkit-source | < any | UNKNOWN |
| ubuntu | 16.04 | noarch | qtwebkit-source | < any | UNKNOWN |
| ubuntu | 18.04 | noarch | webkit2gtk | < 2.28.4-0ubuntu0.18.04.1 | UNKNOWN |
| ubuntu | 20.04 | noarch | webkit2gtk | < 2.28.4-0ubuntu0.20.04.1 | UNKNOWN |
| ubuntu | 20.10 | noarch | webkit2gtk | < 2.28.4-1 | UNKNOWN |
Related
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
6.8 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
0.011 Low
EPSS
Percentile
84.6%