--- title: "CVE-2024-27834: Improper Authentication | CubePath" description: "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…" language: en source: https://cubepath.com/security/cve/CVE-2024-27834 --- # CVE-2024-27834: Improper Authentication | CubePath Description 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. Official description from the CVE record, published by apple. Copyright © 1999-2026 The MITRE Corporation. See [/security/cve/legal](https://cubepath.com/security/cve/legal) for the CVE license. [View the record on cve.org](https://www.cve.org/CVERecord?id=CVE-2024-27834) ## Key data CVSS 3.1 Medium 5.5 Score published by CISA-ADP in the CVE record. CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N | Metric | Value | What it means | | ---------------------- | --------- | ----------------------------------------------------------------------------------------- | | Attack vector | Local | The attacker needs local access to the system, or to trick a user into running something. | | Attack complexity | Low | No special conditions are needed. The attack can be repeated at will. | | Privileges required | Low | A basic user account is needed. | | User interaction | None | No action from any user is needed. | | Scope | Unchanged | The impact stays within the vulnerable component. | | Confidentiality impact | None | No effect on the secrecy of data. | | Integrity impact | High | Serious or total effect on the trustworthiness of data. | | Availability impact | None | No effect on availability. | CVSS is owned and managed by FIRST.Org, Inc. (FIRST) and is used by permission. Each CVSS score on this site is shown together with its vector string, as published in the CVE record by the source named next to it. Learn more at [first.org/cvss](https://www.first.org/cvss/) . EPSS Exploit Prediction Scoring System by FIRST: an estimate of the probability that exploitation activity will be observed in the next 30 days. Score 0.01502 (1.5% probability) Percentile 74.5% Scores of Nov 10, 2026 Model v2026.06.15 CISA Known Exploited Vulnerabilities This CVE is listed in the CISA KEV catalog. Name in the catalog Apple Multiple Products Improper Authentication Vulnerability Added to the catalog Nov 4, 2026 Federal due date Nov 18, 2026 CISA assessment as of Nov 4, 2026 Stakeholder-Specific Vulnerability Categorization (SSVC) decision points added by CISA. Exploitation Recorded by CISA as active Automatable no Technical impact partial Weakness (CWE) CWE catalog version 5.0. CWE names: Copyright © 2006-2026, The MITRE Corporation. See [/security/cve/legal](https://cubepath.com/security/cve/legal) for the CWE license. - [CWE-287](https://cwe.mitre.org/data/definitions/287.html) Improper Authentication Affected products Products listed in the CVE record, as the CNA published them. - Apple Safari - affected: before 17.5 - Apple iOS and iPadOS - affected: before 16.7.8 - affected: before 17.5 - Apple macOS - affected: before 14.5 - Apple tvOS - affected: before 17.5 - Apple watchOS - affected: before 10.5 References Links listed in the CVE record. They lead to other sites, which CubePath does not control. - [support.apple.com](https://support.apple.com/en-us/120896) - [support.apple.com](https://support.apple.com/en-us/120898) - [support.apple.com](https://support.apple.com/en-us/120901) - [support.apple.com](https://support.apple.com/en-us/120902) - [support.apple.com](https://support.apple.com/en-us/120903) - [support.apple.com](https://support.apple.com/en-us/120905) - [support.apple.com](https://support.apple.com/en-us/HT214101) x\_transferred - [support.apple.com](https://support.apple.com/en-us/HT214106) x\_transferred - [support.apple.com](https://support.apple.com/en-us/HT214104) x\_transferred - [support.apple.com](https://support.apple.com/en-us/HT214103) x\_transferred - [support.apple.com](https://support.apple.com/en-us/HT214102) x\_transferred - [seclists.org](http://seclists.org/fulldisclosure/2024/May/17) x\_transferred - [openwall.com](http://www.openwall.com/lists/oss-security/2024/05/21/1) x\_transferred - [seclists.org](http://seclists.org/fulldisclosure/2024/May/10) x\_transferred - [seclists.org](http://seclists.org/fulldisclosure/2024/May/9) x\_transferred - [seclists.org](http://seclists.org/fulldisclosure/2024/May/12) x\_transferred - [seclists.org](http://seclists.org/fulldisclosure/2024/May/16) x\_transferred - [lists.fedoraproject.org](https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WKIXADCW3O4R2OOSDZGPU55XQFE6NA3M/) x\_transferred - [lists.fedoraproject.org](https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ADCLQW54XN37VJZNYD3UKCYATJFIMYXG/) x\_transferred - [support.apple.com](https://support.apple.com/kb/HT214106) - [support.apple.com](https://support.apple.com/kb/HT214104) - [support.apple.com](https://support.apple.com/kb/HT214102) - [support.apple.com](https://support.apple.com/kb/HT214100) Timeline 1. ID reserved Feb 26, 2024 2. Record published May 13, 2024 3. Added to CISA KEV Nov 4, 2026 4. Record last updated Nov 5, 2026 ## Look up another CVE About CubePath CubePath is a cloud provider with data centers in Europe and the United States. It offers VPS, bare metal servers and DDoS protection. [Cloud VPS](https://cubepath.com/vps) [DDoS protection](https://cubepath.com/ddos-protection) Data from the CVE Program (MITRE), CISA KEV and FIRST EPSS. CVSS is owned by FIRST and used by permission. Not affiliated with or endorsed by MITRE, CISA or FIRST. Data as of Nov 10, 2026, 19:07 UTC. [Sources and licenses](https://cubepath.com/security/cve/legal)