Buffer overflow in Apple Tv
CVE-2018-4243
An issue was discovered in certain Apple products. iOS before 11.4 is affected. macOS before 10.13.5 is affected. tvOS before 11.4 is affected. watchOS before 4.3.1 is affected. The issue involves the "Kernel" component. A buffer overflow in getvolattrlist allows attackers to execute arbitrary code in a privileged context via a crafted app.
Vulnerability class: Buffer Overflow
EPSS: 0.188 (97.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Apple Apple_tv
- Apple Iphone_os
- Apple Mac_os_x
- Apple Watchos
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- product-security@apple.com (x_refsource_CONFIRM, Vendor Advisory)
- product-security@apple.com (Exploit, VDB Entry, Third Party Advisory, exploit, x_refsource_EXPLOIT-DB)
- product-security@apple.com (x_refsource_CONFIRM, Vendor Advisory)
- product-security@apple.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_SECTRACK)
- product-security@apple.com (Exploit, Third Party Advisory, x_refsource_MISC, Issue Tracking)
- product-security@apple.com (x_refsource_CONFIRM, Vendor Advisory)
- product-security@apple.com (x_refsource_CONFIRM, Vendor Advisory)
Frequently asked questions
- What is CVE-2018-4243?
- CVE-2018-4243 is a high-severity vulnerability in Apple Tv, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.8/10. Published 2018-06-08.
- How severe is CVE-2018-4243?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2018-4243 known to be exploited?
- 15 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.