CVE-2024-43482
Published: 10 September 2024
Summary
CVE-2024-43482 is a medium-severity Improper Authorization (CWE-285) vulnerability in Microsoft Outlook. Its CVSS base score is 6.5 (Medium).
Operationally, ranked in the top 9.2% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
Deeper analysis
Microsoft Outlook for iOS contains an information disclosure vulnerability, identified as CVE-2024-43482, that stems from improper authorization enforcement under CWE-285. The flaw affects the iOS client application and carries a CVSS 3.1 base score of 6.5, reflecting network attack vector, low complexity, and low privileges required.
An authenticated attacker with network access can exploit the issue without user interaction to obtain sensitive information from the application, resulting in a high confidentiality impact while leaving integrity and availability unaffected.
The Microsoft Security Response Center advisory published at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-43482 addresses remediation steps for the vulnerability. The associated EPSS score has remained flat at 0.0586 with no material increase since disclosure.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2024-40748
Vulnerability details
Microsoft Outlook for iOS Information Disclosure Vulnerability
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
Likely Mitigating Controls AI
Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.
Documented procedures facilitate correct implementation and ongoing management of authorization decisions.
Periodic reviews identify and correct flaws in authorization decisions or enforcement.
The control's documentation requirement reduces improper authorization by ensuring only mission-justified actions bypass authentication.
Establishing permitted attributes and values, plus auditing changes, ensures authorization decisions are based on correctly managed policy data.
Explicitly mandates authorizing remote access types before permitting connections, directly mitigating improper authorization.
The control explicitly requires authorization of each wireless access type prior to permitting connections.
Mandating explicit authorization of mobile device connections reduces the risk of improper authorization decisions for system access.
Specifying access authorizations for each account and requiring approvals for account requests enforces proper authorization decisions.