Icloud
CVE-2020-9983
HIGH
Severity by source
AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Lifecycle Timeline
1DescriptionNVD
An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in Safari 14.0. Processing maliciously crafted web content may lead to code execution.
AnalysisAI
An out-of-bounds write issue was addressed with improved bounds checking. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Technical ContextAI
This vulnerability is classified as Out-of-bounds Write (CWE-787), which allows attackers to write data beyond allocated buffer boundaries leading to code execution or crashes. An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in Safari 14.0. Processing maliciously crafted web content may lead to code execution. Affected products include: Apple Icloud, Apple Itunes, Apple Safari, Apple Ipados, Apple Iphone Os.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate write boundaries, use memory-safe languages, enable compiler protections (ASLR, stack canaries).
An issue was discovered in certain Apple products. Rated high severity (CVSS 8.8), this vulnerability is remotely exploi
An issue was discovered in certain Apple products. Rated high severity (CVSS 8.8), this vulnerability is remotely exploi
An issue was discovered in certain Apple products. Rated high severity (CVSS 8.8), this vulnerability is remotely exploi
An issue was discovered in certain Apple products. Rated high severity (CVSS 8.8), this vulnerability is remotely exploi
An issue was discovered in certain Apple products. Rated high severity (CVSS 8.8), this vulnerability is remotely exploi
An issue was discovered in certain Apple products. Rated high severity (CVSS 8.8), this vulnerability is remotely exploi
A logic issue was addressed with improved restrictions. Rated critical severity (CVSS 9.8), this vulnerability is remote
An issue was discovered in certain Apple products. Rated high severity (CVSS 8.8), this vulnerability is remotely exploi
An issue was discovered in certain Apple products. Rated high severity (CVSS 8.8), this vulnerability is remotely exploi
An issue was discovered in certain Apple products. Rated high severity (CVSS 8.8), this vulnerability is remotely exploi
An issue was discovered in certain Apple products. Rated high severity (CVSS 8.8), this vulnerability is remotely exploi
An issue was discovered in certain Apple products. Rated high severity (CVSS 8.8), this vulnerability is remotely exploi
Same weakness CWE-787 – Out-of-bounds Write
View allSame technique Buffer Overflow
View allShare
External POC / Exploit Code
Leaving vuln.today