CVE-2023-41991

unknown KEV

Published 2023-09-25 · Modified 2023-09-25

CVSS v3

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CVSS v2

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VIR risk

1.5

Description

Apple iOS, iPadOS, macOS, and watchOS contain an improper certificate validation vulnerability that can allow a malicious app to bypass signature validation.

CISA KEV

Vendor: Apple
Product: Multiple Products
Due date: 2023-10-16

Predictions

Exploit likelihood

99%

Patch ETA

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Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: cisa-kev — https://support.apple.com/en-us/HT213926, https://support.apple.com/en-us/HT213927, https://support.apple.com/en-us/HT213928, https://support.apple.com/en-us/HT213929, https://support.apple.com/en-us/HT213931 ; https://nvd.nist.gov/vuln/detail/CVE-2023-41991

Mitigation details

Source: Apple Security HT · View original ↗ · proprietary-no-redistribution

Full prose not cached — VIR stores only structured fields (affected/fixed versions, references) for this source. Click "View original" above for the vendor's full advisory.

Exploits

References

https://support.apple.com/en-us/HT213926, https://support.apple.com/en-us/HT213927, https://support.apple.com/en-us/HT213928, https://support.apple.com/en-us/HT213929, https://support.apple.com/en-us/HT213931 ; https://nvd.nist.gov/vuln/detail/CVE-2023-41991

Verify integrity in audit chain (admin only). AS-IS.