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

Warning: GitHub PoC repositories are unverified. Some may be fake or contain malware. Use caution and review code before running anything.

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.

Timeline

CVE Stalker KEV MITRE GitHub FIRST (EPSS)

MITRE

CVSS

  • Score: 5.5
  • Severity: MEDIUM
  • Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

SSVC

  • Exploitation: active
  • Automatable: no
  • Technical Impact: partial

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