CVE-2022-42823

Exploitation

Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.

SSVC decision

• ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

1.54% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 73.2% of scored records. A rank, not a probability.

NVD base score

8.8 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

Moderate. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2022-11-01 00:00Z3 YR AGO

Last updated

2025-04-21 15:39Z1 YR AGO

Reserved

2022-10-11

Assigning CNA

apple

Record state

PUBLISHED

Severity

High (CVSS 8.8)

CNA CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weaknesses

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

Data version

5.1

Document digest

d352cd4cbcb375cde2e43a630a35fafd72bcb3ba83e474c218e7add1f914142e

• support.apple.comhttps://support.apple.com/en-us/HT213488
• support.apple.comhttps://support.apple.com/en-us/HT213489
• support.apple.comhttps://support.apple.com/en-us/HT213492
• support.apple.comhttps://support.apple.com/en-us/HT213495
• support.apple.comhttps://support.apple.com/en-us/HT213491
• www.openwall.com[oss-security] 20221104 WebKitGTK and WPE WebKit Security Advisory WSA-2022-0010http://www.openwall.com/lists/oss-security/2022/11/04/4mailing-list
• lists.fedoraproject.orgFEDORA-2022-08fdc4138ahttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5LF4LYP725XZ7RWOPFUV6DGPN4Q5DUU4/vendor-advisory
• www.debian.orgDSA-5273https://www.debian.org/security/2022/dsa-5273vendor-advisory
• www.debian.orgDSA-5274https://www.debian.org/security/2022/dsa-5274vendor-advisory
• lists.debian.org[debian-lts-announce] 20221109 [SECURITY] [DLA 3183-1] webkit2gtk security updatehttps://lists.debian.org/debian-lts-announce/2022/11/msg00010.htmlmailing-list
• lists.fedoraproject.orgFEDORA-2022-ce32af66d6https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AQKLEGJK3LHAKUQOLBHNR2DI3IUGLLTY/vendor-advisory
• lists.fedoraproject.orgFEDORA-2022-e7726761c4https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JOFKX6BUEJFECSVFV6P5INQCOYQBB4NZ/vendor-advisory
• security.gentoo.orgGLSA-202305-32https://security.gentoo.org/glsa/202305-32vendor-advisory