CVE-2023-32391: Buffer Overflow

Published May 18, 2023
·
Updated

Accessibility. A privacy issue was addressed with improved private data redaction for log entries.

Other sources

Accessibility. This issue was addressed with improved checks.

— Apple

Accounts. A permissions issue was addressed with improved redaction of sensitive information.

— Apple

AMD. A buffer overflow issue was addressed with improved memory handling.

— Apple

Apple Neural Engine. The issue was addressed with improved memory handling.

— Apple

AppleMobileFileIntegrity. This issue was addressed by forcing hardened runtime on the affected binaries at the system level.

— Apple

Credit

Wenchao Li(Alibaba Group), Xiaolong Bai(Alibaba Group), James Duffy (mangoSecure), Kirin@@Pwnrin, Arsenii Kostromin (0x3c3e), Mickey Jin@@patch1t(Tencent Security Xuanwu Lab), Zhipeng Huo@@R3dF09(Tencent Security Xuanwu Lab), an anonymous researcher, Khiem Tran, Gergely Kalman@@gergely_kalman(SecuRing), (SecuRing), Wojciech Reguła(SecuRing), Yiğit Can YILMAZ@@yilmazcanyigit, CVE-2023-22809, Satish Panduranga, Ivan Fratric(Google Project Zero), Adam M., Wojciech Regula(SecuRing), Ignacio Sanmillan@@ulexec, Clément Lecigne(Google's Threat Analysis Group), Donncha Ó Cearbhaill(Amnesty International), Pan ZhenPeng@@Peterpan0927(STAR Labs SG Pte), Thijs Alkemade(Computest Sector 7), Mickey Jin@@patch1t, Jonathan Fritz, Julian Szulc, Holger Fuhrmannek(Deutsche Telekom Security GmbH on behalf of BSI), Yiğit Can YILMAZ@@yilmazcanyigit(FFRI Security Inc), Koh M. Nakagawa(FFRI Security Inc), Kirin@@Pwnrin(Offensive Security), Jeff Johnson (underpassapp.com)(Offensive Security), (Offensive Security), Csaba Fitzl@@theevilbit(Offensive Security), Gerhard Muth, Dimitrios Tatsis(Cisco Talos), Zitong Wu (吴梓桐)(Zhuhai No), Meysam Firouzi@@R00tkitSMM(Mbition Mercedes), Meysam Firouzi@@R00tkitsmm(Trend Micro Zero Day Initiative), hou xuewei vmk msu@@p1ay8y3ar, CertiK SkyFall Team(Pinauten GmbH), Linus Henze(Pinauten GmbH), 08Tc3wBB(Jamf), Adam Doupé(ASU SEFCOM), Eloi Benoist-Vanderbeken@@elvanderb(Synacktiv), Wojciech Reguła@@_r3ggi(SecuRing), OSS-Fuzz(Google Project Zero), Ned Williamson(Google Project Zero), Jonathan Bar Or(Microsoft), Anurag Bohra(Microsoft), (Microsoft), Michael Pearse(Microsoft), Thijs Alkemade@@xnyhps(Computest Sector 7), Gergely Kalman@@gergely_kalman, Michael DePlante@@izobashi(Trend Micro Zero Day Initiative), Sergii Kryvoblotskyi(MacPaw Inc), ABC Research s.r.o., Mohamed GHANNAM@@_simo36, (Google Project Zero), Jiwon Park, Amat Cama(Vigilant Labs)

Affected Software

13 affected componentsFixes available
Apple tvOS<16.5
16.5
Apple WatchOS<9.5
9.5
Apple macOS Ventura<13.4
13.4
Apple iOS<16.5
16.5
Apple iPadOS<16.5
16.5
Apple iOS<15.7.6
15.7.6
Apple iPadOS<15.7.6
15.7.6
Apple iPadOS<15.7.6
Apple iPadOS>=16.0<16.5
Apple iPhone OS<15.7.6
Apple iPhone OS>=16.0<16.5
Apple macOS>=13.0<13.4
Apple WatchOS<9.5

Event History

May 18, 2023
Data Sourced
via Apple·12:00 AM
DescriptionWeaknessAffected Software
Updated
via Apple·12:00 AM
DescriptionWeakness
Updated
via Apple·12:00 AM
Description
Updated
via Apple·12:00 AM
Affected Software
Updated
via Apple·12:00 AM
DescriptionWeaknessAffected Software
Updated
via Apple·12:00 AM
DescriptionAffected Software
Jun 23, 2023
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
DescriptionWeakness

Parent advisories

This vulnerability appears in the following advisories.

Peer vulnerabilities

Found alongside the following vulnerabilities.

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Frequently Asked Questions

1

What is CVE-2023-32391?

CVE-2023-32391 is a vulnerability that allows a shortcut to use sensitive data without prompting the user.

2

What software versions are affected by CVE-2023-32391?

iOS versions up to but excluding 15.7.6, iPadOS versions up to but excluding 15.7.6, watchOS up to but excluding 9.5, macOS Ventura up to but excluding 13.4, iOS versions up to but excluding 16.5, and iPadOS versions up to but excluding 16.5 are affected by CVE-2023-32391.

3

What is the severity of CVE-2023-32391?

The severity of CVE-2023-32391 is medium, with a severity score of 4.6.

4

How was CVE-2023-32391 addressed?

CVE-2023-32391 was addressed with improved checks in iOS 15.7.6 and iPadOS 15.7.6, watchOS 9.5, iOS 16.5 and iPadOS 16.5, and macOS Ventura 13.4.

5

Where can I find more information about CVE-2023-32391?

More information about CVE-2023-32391 can be found on the Apple Support website. Please refer to the following links: [Link 1](https://support.apple.com/en-us/HT213765), [Link 2](https://support.apple.com/en-us/HT213764), [Link 3](https://support.apple.com/en-us/HT213761).

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