CVE-2023-32434
Apple Multiple Products: Integer Overflow
As of , CVE-2023-32434 in Apple Multiple Products is on CISA's list of exploited vulnerabilities: CISA listed it on . Our patch-first group: Patch this week.
- Exploited
- Yes: CISA listed it on 23 June 2023
- US federal deadline
- 14 July 202321 days after CISA listed it. US federal civilian agencies must fix it by then.
- Used in ransomware campaigns
- Not known to CISA
- EPSS score
- 0.52Higher than 98% of the CVEs EPSS scores. EPSS estimates the chance of exploitation activity in the next 30 days.
- EPSS when listed
- No score that dayThe EPSS file of the day CISA listed it has no score for it.
- Public exploit
- None foundNeither Metasploit nor Exploit-DB lists one.
- Fix
- Vendor advice: support.apple.comLinks below, from CISA's entry.
What CISA says to do
Apply updates per vendor instructions.
CISA's required action
What the flaw is
Apple iOS. iPadOS, macOS, and watchOS contain an integer overflow vulnerability that could allow an application to execute code with kernel privileges.
CISA's description
An integer overflow was addressed with improved input validation. This issue is fixed in watchOS 9.5.2, macOS Big Sur 11.7.8, iOS 15.7.7 and iPadOS 15.7.7, macOS Monterey 12.6.7, watchOS 8.8.1, iOS 16.5.1 and iPadOS 16.5.1, macOS Ventura 13.4.1. An app may be able to execute arbitrary code with kernel privileges. Apple is aware of a report that this issue may have been actively exploited against versions of iOS released before iOS 15.7.
The CVE record's description, from apple
- CVE published
- 23 June 2023
- Assigned by
- apple
- CVSS
- 7.8 High (CVSS 3.1, from CISA-ADP)
- CWE-190
- Integer Overflow or Wraparound
- CISA SSVC, exploitation
- active
- CISA SSVC, automatable
- no
- CISA SSVC, technical impact
- total
Timeline
- The CVE record was published.
- CISA added it to its list of exploited vulnerabilities.
- The US federal deadline to fix it.
Multiple Products: other exploited entries
| Vulnerability | Product | Our group | Listed | Deadline | EPSS |
|---|---|---|---|---|---|
| CVE-2026-86950Out-of-Bounds Write | Apple Multiple Products | Patch nowForensic triage required by CISA; listed in the last 14 days | 0.01 | ||
| CVE-2021-30860Integer Overflow | Apple Multiple Products | Patch this weekEPSS 0.76 | 0.76 | ||
| CVE-2019-8605Use-After-Free | Apple Multiple Products | Patch soonVerified Exploit-DB entry | 0.18 | ||
| CVE-2020-3837Memory Corruption | Apple Multiple Products | Patch soonVerified Exploit-DB entry | 0.15 | ||
| CVE-2019-8506Type Confusion | Apple Multiple Products | Patch soonVerified Exploit-DB entry | 0.16 | ||
| CVE-2023-28205WebKit Use-After-Free | Apple Multiple Products | Patch soon | 0.27 | ||
| CVE-2021-30807Memory Corruption | Apple Multiple Products | Patch soon | 0.29 | ||
| CVE-2025-31200Memory Corruption | Apple Multiple Products | Patch soon | 0.19 | ||
| CVE-2025-24085Use-After-Free | Apple Multiple Products | Patch soon | 0.18 | ||
| CVE-2024-44309Cross-Site Scripting (XSS) | Apple Multiple Products | Patch soon | 0.23 |
Read further
- CVE recordcve.org
- NVD entrynvd.nist.gov
- CISA's catalogcisa.gov
- EPSS for this CVEapi.first.org