Buffer overflow in Apple iOS And Ipados
CVE-2023-23518
The issue was addressed with improved memory handling. This issue is fixed in macOS Monterey 12.6.3, macOS Ventura 13.2, watchOS 9.3, macOS Big Sur 11.7.3, Safari 16.3, tvOS 16.3, iOS 16.3 and iPadOS 16.3. Processing maliciously crafted web content may lead to arbitrary code execution.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.009 (58.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 58th percentile — 58.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000
Affected products
- Apple iOS And Ipados — versions unspecified
- Apple Ipados
- Apple Iphone OS
- Apple macOS — versions unspecified
- Apple Safari — versions unspecified
- Apple tvOS — versions unspecified
- Apple watchOS — versions unspecified
Weakness classification (CWE)
Public proof-of-concept exploits
References
- support.apple.com/en-us/HT213606 (Vendor Advisory)
- support.apple.com/en-us/HT213601 (Vendor Advisory)
- support.apple.com/en-us/HT213600 (Vendor Advisory)
- support.apple.com/en-us/HT213603 (Vendor Advisory)
- support.apple.com/en-us/HT213638
- support.apple.com/en-us/HT213605 (Vendor Advisory)
- support.apple.com/en-us/HT213604 (Vendor Advisory)
- support.apple.com/en-us/HT213599 (Vendor Advisory)
Frequently asked questions
- What is CVE-2023-23518?
- CVE-2023-23518 is a high-severity vulnerability in Apple iOS And Ipados, classified under Out-of-bounds Write. CVSS score: 8.8/10. Published 2023-02-27.
- How severe is CVE-2023-23518?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2023-23518 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.