CVE-2023-41993

Exploitation

Exploited in the wild. Listed in the CISA Known Exploited Vulnerabilities catalog on 2023-09-25. Federal remediation due 2023-10-16.

SSVC decision

• ExploitationactiveCISA reports credible evidence of active 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

29.18% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 98.0% 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

Analyzed. 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

2023-09-21 18:23Z2 YR AGO

Last updated

2025-11-04 19:21Z10 MO AGO

Reserved

2023-09-06

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-754Improper Check for Unusual or Exceptional ConditionsClass

Data version

5.2

Document digest

605be3b7068d43428c12638641f155f083e4ba3289185f2cfa63e2758cc790fb

• support.apple.comhttps://support.apple.com/en-us/HT213940
• security.gentoo.orghttps://security.gentoo.org/glsa/202401-33
• security.netapp.comhttps://security.netapp.com/advisory/ntap-20240426-0004/
• www.cisa.govhttps://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-41993government-resource
• webkitgtk.orghttps://webkitgtk.org/security/WSA-2023-0009.html
• support.apple.comhttps://support.apple.com/kb/HT213930
• support.apple.comhttps://support.apple.com/kb/HT213926