Vulnerability Details : CVE-2020-9983
An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in Safari 14.0. Processing maliciously crafted web content may lead to code execution.
Vulnerability category: Memory Corruption
Products affected by CVE-2020-9983
- cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*
- cpe:2.3:a:apple:itunes:12.10.9:*:*:*:*:windows:*:*
- cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
- cpe:2.3:o:apple:watchos:7.0:*:*:*:*:*:*:*
- cpe:2.3:a:apple:icloud:11.5:*:*:*:*:windows:*:*
- cpe:2.3:o:apple:tvos:14.0:*:*:*:*:*:*:*
- cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-9983
0.49%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 76 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-9983
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:P |
8.6
|
6.4
|
NIST | |
|
8.8
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
NIST |
CWE ids for CVE-2020-9983
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2020-9983
-
http://seclists.org/fulldisclosure/2020/Nov/18
Full Disclosure: APPLE-SA-2020-11-13-5 Additional information for APPLE-SA-2020-09-16-3 Safari 14.0Mailing List;Third Party Advisory
-
https://support.apple.com/kb/HT211844
Vendor Advisory
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PDGBNKYT7NMW7CJ26YFUPUHPJVYGV7IQ/
[SECURITY] Fedora 33 Update: webkit2gtk3-2.30.3-1.fc33 - package-announce - Fedora Mailing-ListsMailing List;Third Party Advisory
-
http://seclists.org/fulldisclosure/2020/Nov/22
Full Disclosure: APPLE-SA-2020-11-13-6 Additional information for APPLE-SA-2020-09-16-4 watchOS 7.0Mailing List;Third Party Advisory
-
https://www.debian.org/security/2020/dsa-4797
Debian -- Security Information -- DSA-4797-1 webkit2gtkThird Party Advisory
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BY2OBQZFMEFZOSWXPXHPEHOJXXILEEX2/
[SECURITY] Fedora 32 Update: webkit2gtk3-2.30.3-1.fc32 - package-announce - Fedora Mailing-ListsMailing List;Third Party Advisory
-
https://security.gentoo.org/glsa/202012-10
WebkitGTK+: Multiple vulnerabilities (GLSA 202012-10) — Gentoo securityThird Party Advisory
-
https://support.apple.com/kb/HT211850
About the security content of iOS 14.0 and iPadOS 14.0 - Apple SupportVendor Advisory
-
https://support.apple.com/kb/HT211952
About the security content of iTunes 12.10.9 for Windows - Apple SupportVendor Advisory
-
https://support.apple.com/kb/HT211843
About the security content of tvOS 14.0 - Apple SupportVendor Advisory
-
http://seclists.org/fulldisclosure/2020/Nov/20
Full Disclosure: APPLE-SA-2020-11-13-3 Additional information for APPLE-SA-2020-09-16-1 iOS 14.0 and iPadOS 14.0Mailing List;Third Party Advisory
-
https://support.apple.com/kb/HT211935
About the security content of iCloud for Windows 11.5 - Apple SupportVendor Advisory
-
http://www.openwall.com/lists/oss-security/2020/11/23/3
oss-security - WebKitGTK and WPE WebKit Security Advisory WSA-2020-0008Mailing List;Third Party Advisory
-
http://seclists.org/fulldisclosure/2020/Nov/19
Full Disclosure: APPLE-SA-2020-11-13-4 Additional information for APPLE-SA-2020-09-16-2 tvOS 14.0Mailing List;Third Party Advisory
-
https://support.apple.com/HT211845
About the security content of Safari 14.0 - Apple SupportRelease Notes;Vendor Advisory
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