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CVE

CVE-2020-9948

A type confusion issue was addressed with improved memory handling. This issue is fixed in Safari 14.0. Processing malic

A type confusion issue was addressed with improved memory handling. This issue is fixed in Safari 14.0. Processing maliciously crafted web content may lead to arbitrary code execution.

HIGH · CVSS 8.8 EPSS 0.00294
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-843Access of Resource Using Incompatible Type ('Type Confusion')
▤

Affected Products & Versions

3
apple safari< 14.0
webkit webkitgtk\+<= 2.30.3
debian linuxall versions
▣

Scoring & Timeline

8.8
HIGH · CVSS v3.1 · product-security@apple.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD16 Oct 2020 · 05:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
⚑

Vendor Advisories

13
rhsaRHSA-2025:10364Important
suse-csafSUSE-SU-2022:0182-2
suse-csafopenSUSE-SU-2022:0182-1
suse-csafSUSE-SU-2022:0182-1
suse-csafSUSE-SU-2022:0183-1
🔗

References & Sources

5
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://seclists.org/fulldisclosure/2020/Nov/18Mailing ListThird Party Advisory
http://www.openwall.com/lists/oss-security/2020/11/23/3Mailing ListThird Party Advisory
https://security.gentoo.org/glsa/202012-10Third Party Advisory
https://support.apple.com/HT211845Release NotesVendor Advisory
https://www.debian.org/security/2020/dsa-4797Third Party Advisory
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