CVE Details
CVE-2024-27834
Apple Multiple Products Improper Authentication Vulnerability
Published: 2026-11-04
CVSS: 5.5 MEDIUM
Product: Apple Multiple Products
Due Date: 2026-11-18
Apple iOS, iPadOS, macOS, Safari, tvOS and watchOS 10.5 contain an improper authentication vulnerability which could allow an attacker with arbitrary read and write capability to bypass pointer authentication.
GitHub PoC
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No GitHub PoC data.
FIRST EPSS
EPSS estimates the probability of exploitation in the next 30 days. Higher values indicate higher likelihood of real-world exploitation.
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References
Show Raw Data
| Key | Remaining Key | Value |
|---|---|---|
| dataType | CVE_RECORD | |
| cveMetadata > | cveId | CVE-2024-27834 |
| cveMetadata > | assignerOrgId | 286789f9-fbc2-4510-9f9a-43facdede74c |
| cveMetadata > | state | PUBLISHED |
| cveMetadata > | assignerShortName | apple |
| cveMetadata > | dateReserved | 2024-02-26T15:32:28.527Z |
| cveMetadata > | datePublished | 2024-05-13T23:00:50.836Z |
| cveMetadata > | dateUpdated | 2026-11-04T20:21:06.825Z |
| containers > | cna > problemTypes > 0 > descriptions > 0 > lang | en |
| containers > | cna > problemTypes > 0 > descriptions > 0 > description | An attacker with arbitrary read and write capability may be able to bypass Pointer Authentication |
| containers > | cna > affected > 0 > vendor | Apple |
| containers > | cna > affected > 0 > product | Safari |
| containers > | cna > affected > 0 > versions > 0 > version | 0 |
| containers > | cna > affected > 0 > versions > 0 > status | affected |
| containers > | cna > affected > 0 > versions > 0 > lessThan | 17.5 |
| containers > | cna > affected > 0 > versions > 0 > versionType | custom |
| containers > | cna > affected > 1 > vendor | Apple |
| containers > | cna > affected > 1 > product | iOS and iPadOS |
| containers > | cna > affected > 1 > versions > 0 > version | 0 |
| containers > | cna > affected > 1 > versions > 0 > status | affected |
| containers > | cna > affected > 1 > versions > 0 > lessThan | 16.7.8 |
| containers > | cna > affected > 1 > versions > 0 > versionType | custom |
| containers > | cna > affected > 1 > versions > 1 > version | 0 |
| containers > | cna > affected > 1 > versions > 1 > status | affected |
| containers > | cna > affected > 1 > versions > 1 > lessThan | 17.5 |
| containers > | cna > affected > 1 > versions > 1 > versionType | custom |
| containers > | cna > affected > 2 > vendor | Apple |
| containers > | cna > affected > 2 > product | macOS |
| containers > | cna > affected > 2 > versions > 0 > version | 0 |
| containers > | cna > affected > 2 > versions > 0 > status | affected |
| containers > | cna > affected > 2 > versions > 0 > lessThan | 14.5 |
| containers > | cna > affected > 2 > versions > 0 > versionType | custom |
| containers > | cna > affected > 3 > vendor | Apple |
| containers > | cna > affected > 3 > product | tvOS |
| containers > | cna > affected > 3 > versions > 0 > version | 0 |
| containers > | cna > affected > 3 > versions > 0 > status | affected |
| containers > | cna > affected > 3 > versions > 0 > lessThan | 17.5 |
| containers > | cna > affected > 3 > versions > 0 > versionType | custom |
| containers > | cna > affected > 4 > vendor | Apple |
| containers > | cna > affected > 4 > product | watchOS |
| containers > | cna > affected > 4 > versions > 0 > version | 0 |
| containers > | cna > affected > 4 > versions > 0 > status | affected |
| containers > | cna > affected > 4 > versions > 0 > lessThan | 10.5 |
| containers > | cna > affected > 4 > versions > 0 > versionType | custom |
| containers > | cna > descriptions > 0 > lang | en |
| containers > | cna > descriptions > 0 > value | The issue was addressed with improved checks. This issue is fixed in Safari 17.5, iOS 16.7.8 and iPadOS 16.7.8, iOS 17.5 and iPadOS 17.5, macOS Sonoma 14.5, tvOS 17.5, watchOS 10.5. An attacker with arbitrary read and write capability may be able to bypass Pointer Authentication. |
| containers > | cna > references > 0 > url | https://support.apple.com/en-us/120896 |
| containers > | cna > references > 1 > url | https://support.apple.com/en-us/120898 |
| containers > | cna > references > 2 > url | https://support.apple.com/en-us/120901 |
| containers > | cna > references > 3 > url | https://support.apple.com/en-us/120902 |
| containers > | cna > references > 4 > url | https://support.apple.com/en-us/120903 |
| containers > | cna > references > 5 > url | https://support.apple.com/en-us/120905 |
| containers > | cna > providerMetadata > orgId | 286789f9-fbc2-4510-9f9a-43facdede74c |
| containers > | cna > providerMetadata > shortName | apple |
| containers > | cna > providerMetadata > dateUpdated | 2026-04-02T18:15:05.001Z |
| containers > | adp > 0 > metrics > 0 > cvssV3_1 > scope | UNCHANGED |
| containers > | adp > 0 > metrics > 0 > cvssV3_1 > version | 3.1 |
| containers > | adp > 0 > metrics > 0 > cvssV3_1 > baseScore | 5.5 |
| containers > | adp > 0 > metrics > 0 > cvssV3_1 > attackVector | LOCAL |
| containers > | adp > 0 > metrics > 0 > cvssV3_1 > baseSeverity | MEDIUM |
| containers > | adp > 0 > metrics > 0 > cvssV3_1 > vectorString | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N |
| containers > | adp > 0 > metrics > 0 > cvssV3_1 > integrityImpact | HIGH |
| containers > | adp > 0 > metrics > 0 > cvssV3_1 > userInteraction | NONE |
| containers > | adp > 0 > metrics > 0 > cvssV3_1 > attackComplexity | LOW |
| containers > | adp > 0 > metrics > 0 > cvssV3_1 > availabilityImpact | NONE |
| containers > | adp > 0 > metrics > 0 > cvssV3_1 > privilegesRequired | LOW |
| containers > | adp > 0 > metrics > 0 > cvssV3_1 > confidentialityImpact | NONE |
| containers > | adp > 0 > metrics > 1 > other > type | ssvc |
| containers > | adp > 0 > metrics > 1 > other > content > id | CVE-2024-27834 |
| containers > | adp > 0 > metrics > 1 > other > content > role | CISA Coordinator |
| containers > | adp > 0 > metrics > 1 > other > content > options > 0 > Exploitation | active |
| containers > | adp > 0 > metrics > 1 > other > content > options > 1 > Automatable | no |
| containers > | adp > 0 > metrics > 1 > other > content > options > 2 > Technical Impact | partial |
| containers > | adp > 0 > metrics > 1 > other > content > version | 2.0.3 |
| containers > | adp > 0 > metrics > 1 > other > content > timestamp | 2026-11-04T20:14:40.746813Z |
| containers > | adp > 0 > references > 0 > url | https://www.sekoia.com/blog/poisoned-source-apt29-watering-holes-targets-mobile-devices-with-n-day-exploits |
| containers > | adp > 0 > references > 0 > tags > 0 | third-party-advisory |
| containers > | adp > 0 > references > 1 > url | https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-27834 |
| containers > | adp > 0 > references > 1 > tags > 0 | government-resource |
| containers > | adp > 0 > problemTypes > 0 > descriptions > 0 > lang | en |
| containers > | adp > 0 > problemTypes > 0 > descriptions > 0 > type | CWE |
| containers > | adp > 0 > problemTypes > 0 > descriptions > 0 > cweId | CWE-287 |
| containers > | adp > 0 > problemTypes > 0 > descriptions > 0 > description | CWE-287 Improper Authentication |
| containers > | adp > 0 > title | CISA ADP Vulnrichment |
| containers > | adp > 0 > providerMetadata > orgId | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
| containers > | adp > 0 > providerMetadata > shortName | CISA-ADP |
| containers > | adp > 0 > providerMetadata > dateUpdated | 2026-11-04T20:21:06.825Z |
| containers > | adp > 1 > title | CVE Program Container |
| containers > | adp > 1 > references > 0 > url | https://support.apple.com/en-us/HT214101 |
| containers > | adp > 1 > references > 0 > tags > 0 | x_transferred |
| containers > | adp > 1 > references > 1 > url | https://support.apple.com/en-us/HT214106 |
| containers > | adp > 1 > references > 1 > tags > 0 | x_transferred |
| containers > | adp > 1 > references > 2 > url | https://support.apple.com/en-us/HT214104 |
| containers > | adp > 1 > references > 2 > tags > 0 | x_transferred |
| containers > | adp > 1 > references > 3 > url | https://support.apple.com/en-us/HT214103 |
| containers > | adp > 1 > references > 3 > tags > 0 | x_transferred |
| containers > | adp > 1 > references > 4 > url | https://support.apple.com/en-us/HT214102 |
| containers > | adp > 1 > references > 4 > tags > 0 | x_transferred |
| containers > | adp > 1 > references > 5 > url | http://seclists.org/fulldisclosure/2024/May/17 |
| containers > | adp > 1 > references > 5 > tags > 0 | x_transferred |
| containers > | adp > 1 > references > 6 > url | http://www.openwall.com/lists/oss-security/2024/05/21/1 |
| containers > | adp > 1 > references > 6 > tags > 0 | x_transferred |
| containers > | adp > 1 > references > 7 > url | http://seclists.org/fulldisclosure/2024/May/10 |
| containers > | adp > 1 > references > 7 > tags > 0 | x_transferred |
| containers > | adp > 1 > references > 8 > url | http://seclists.org/fulldisclosure/2024/May/9 |
| containers > | adp > 1 > references > 8 > tags > 0 | x_transferred |
| containers > | adp > 1 > references > 9 > url | http://seclists.org/fulldisclosure/2024/May/12 |
| containers > | adp > 1 > references > 9 > tags > 0 | x_transferred |
| containers > | adp > 1 > references > 10 > url | http://seclists.org/fulldisclosure/2024/May/16 |
| containers > | adp > 1 > references > 10 > tags > 0 | x_transferred |
| containers > | adp > 1 > references > 11 > url | https://lists.fedoraproject.org/archives/list/[email protected]/message/WKIXADCW3O4R2OOSDZGPU55XQFE6NA3M/ |
| containers > | adp > 1 > references > 11 > tags > 0 | x_transferred |
| containers > | adp > 1 > references > 12 > url | https://lists.fedoraproject.org/archives/list/[email protected]/message/ADCLQW54XN37VJZNYD3UKCYATJFIMYXG/ |
| containers > | adp > 1 > references > 12 > tags > 0 | x_transferred |
| containers > | adp > 1 > references > 13 > url | https://support.apple.com/kb/HT214106 |
| containers > | adp > 1 > references > 14 > url | https://support.apple.com/kb/HT214104 |
| containers > | adp > 1 > references > 15 > url | https://support.apple.com/kb/HT214102 |
| containers > | adp > 1 > references > 16 > url | https://support.apple.com/kb/HT214100 |
| containers > | adp > 1 > providerMetadata > orgId | af854a3a-2127-422b-91ae-364da2661108 |
| containers > | adp > 1 > providerMetadata > shortName | CVE |
| containers > | adp > 1 > providerMetadata > dateUpdated | 2025-11-04T17:18:39.702Z |
| dataVersion | 5.2 |