CVE-2022-42821

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 ImpactpartialSuccessful exploitation gives limited 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

3.90% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 89.3% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

NVD analysis status

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

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

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

2022-12-15 00:00Z3 YR AGO

Last updated

2025-04-21 16:11Z1 YR AGO

Reserved

2022-10-11

Assigning CNA

apple

Record state

PUBLISHED

Severity

Medium (CVSS 5.5)

CNA CVSS vector

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

Weaknesses

• CWE-693Protection Mechanism FailurePillar

Data version

5.1

Document digest

71a4f533c25ecd9e4f2684ea1b55733fbaaf95a8d3345139306274d3ac4af73b

• support.apple.comhttps://support.apple.com/en-us/HT213488
• support.apple.comhttps://support.apple.com/en-us/HT213534
• support.apple.comhttps://support.apple.com/en-us/HT213533
• seclists.org20221220 APPLE-SA-2022-12-13-6 macOS Big Sur 11.7.2http://seclists.org/fulldisclosure/2022/Dec/25mailing-list
• seclists.org20221220 APPLE-SA-2022-12-13-5 macOS Monterey 12.6.2http://seclists.org/fulldisclosure/2022/Dec/24mailing-list