CVE-2023-32423
published 2023-06-23CVE-2023-32423: A buffer overflow issue was addressed with improved memory handling. This issue is fixed in watchOS 9.5, tvOS 16.5, macOS Ventura 13.4, Safari 16.5, iOS 16.5…
PriorityP278medium6.5CVSS 3.1
AVNACLPRNUIRSUCHINAN
ITWVulnCheck KEV
Exploited in the wild
EPSS
0.79%
52.3th percentile
A buffer overflow issue was addressed with improved memory handling. This issue is fixed in watchOS 9.5, tvOS 16.5, macOS Ventura 13.4, Safari 16.5, iOS 16.5 and iPadOS 16.5. Processing web content may disclose sensitive information.
Affected
16 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| apple | ios_16.5_and_ipados | — | — |
| apple | ios_and_ipados | >= unspecified < 16.5 | 16.5 |
| apple | ipados | < 16.5 | 16.5 |
| apple | iphone_os | < 16.5 | 16.5 |
| apple | macos | >= 13.0 < 13.4 | 13.4 |
| apple | macos | >= unspecified < 13.4 | 13.4 |
| apple | macos_ventura | — | — |
| apple | safari | < 16.5 | 16.5 |
| apple | safari | — | — |
| apple | safari | >= unspecified < 16.5 | 16.5 |
| apple | tvos | < 16.5 | 16.5 |
| apple | tvos | — | — |
| apple | tvos | >= unspecified < 16.5 | 16.5 |
| apple | watchos | < 9.5 | 9.5 |
| apple | watchos | — | — |
| apple | watchos | >= unspecified < 9.5 | 9.5 |
Detection & IOCsextracted from sources · hover to see the quote
- ·All sources are Apple vendor security advisories only. No technical write-ups, PoC code, exploit samples, network indicators, or file artifacts are present in the provided documentation. No actionable IOCs or detection hints can be extracted. ↗
CVSS provenance
nvdv3.16.5MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
vulncheck6.5MEDIUM
CVEs like this are exactly what “Exploited This Week” covers.
Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.
Apple
CVE-2023-32423: Safari 16.5
vendor_apple·2023-05-18·CVSS 6.5
CVE-2023-32423 [MEDIUM] CVE-2023-32423: Safari 16.5
Apple Security Update: About the security content of Safari 16.5
Product: Safari
Version: 16.5
CVE: CVE-2023-32423
Component: WebKit
Impact: Processing web content may disclose sensitive information
Description: A buffer overflow issue was addressed with improved memory handling.
Apple
CVE-2023-32423: iOS 16.5 and iPadOS 16.5
vendor_apple·2023-05-18·CVSS 6.5
CVE-2023-32423 [MEDIUM] CVE-2023-32423: iOS 16.5 and iPadOS 16.5
Apple Security Update: About the security content of iOS 16.5 and iPadOS 16.5
Product: iOS 16.5 and iPadOS
Version: 16.5
CVE: CVE-2023-32423
Component: WebKit
Impact: Processing web content may disclose sensitive information
Description: A buffer overflow issue was addressed with improved memory handling.
Apple
CVE-2023-32423: watchOS 9.5
vendor_apple·2023-05-18·CVSS 6.5
CVE-2023-32423 [MEDIUM] CVE-2023-32423: watchOS 9.5
Apple Security Update: About the security content of watchOS 9.5
Product: watchOS
Version: 9.5
CVE: CVE-2023-32423
Component: WebKit
Impact: Processing web content may disclose sensitive information
Description: A buffer overflow issue was addressed with improved memory handling.
Apple
CVE-2023-32423: tvOS 16.5
vendor_apple·2023-05-18·CVSS 6.5
CVE-2023-32423 [MEDIUM] CVE-2023-32423: tvOS 16.5
Apple Security Update: About the security content of tvOS 16.5
Product: tvOS
Version: 16.5
CVE: CVE-2023-32423
Component: WebKit
Impact: Processing web content may disclose sensitive information
Description: A buffer overflow issue was addressed with improved memory handling.
Apple
CVE-2023-32423: macOS Ventura 13.4
vendor_apple·2023-05-18·CVSS 6.5
CVE-2023-32423 [MEDIUM] CVE-2023-32423: macOS Ventura 13.4
Apple Security Update: About the security content of macOS Ventura 13.4
Product: macOS Ventura
Version: 13.4
CVE: CVE-2023-32423
Component: WebKit
Impact: Processing web content may disclose sensitive information
Description: A buffer overflow issue was addressed with improved memory handling.
GHSA
GHSA-4f23-rq6h-3p55: A buffer overflow issue was addressed with improved memory handling
ghsa_unreviewed·2023-06-23
CVE-2023-32423 [MEDIUM] CWE-120 GHSA-4f23-rq6h-3p55: A buffer overflow issue was addressed with improved memory handling
A buffer overflow issue was addressed with improved memory handling. This issue is fixed in watchOS 9.5, macOS Ventura 13.4, Safari 16.5, tvOS 16.5, iOS 16.5 and iPadOS 16.5. Processing web content may disclose sensitive information
VulnCheck
Apple safari Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
vulncheck·2023·CVSS 6.5
CVE-2023-32423 [MEDIUM] Apple safari Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Apple safari Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
A buffer overflow issue was addressed with improved memory handling. This issue is fixed in watchOS 9.5, tvOS 16.5, macOS Ventura 13.4, Safari 16.5, iOS 16.5 and iPadOS 16.5. Processing web content may disclose sensitive information.
Affected: Apple safari
Required Action: Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.
Exploitation References: https://support.apple.com/kb/HT213762
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
https://support.apple.com/en-us/HT213757https://support.apple.com/en-us/HT213758https://support.apple.com/en-us/HT213761https://support.apple.com/en-us/HT213762https://support.apple.com/en-us/HT213764https://support.apple.com/en-us/HT213757https://support.apple.com/en-us/HT213758https://support.apple.com/en-us/HT213761https://support.apple.com/en-us/HT213762https://support.apple.com/en-us/HT213764
2023-06-23
Published
Exploited in the wild