Vulnerability · Published Oct 22, 2020 · Assigned by apple
CVE-2020-9876
High 7.8
In plain English
A high-severity security flaw in iCloud for Windows from Apple. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 2.0% (higher than 80% of all known vulnerabilities).
Severity (CVSS NVD)7.8High
Exploit odds (30 days)2.0%top 19.7% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 13.6 and iPadOS 13.6, macOS Catalina 10.15.6, tvOS 13.4.8, watchOS 6.2.8, iTunes 12.10.8 for Windows, iCloud for Windows 11.3, iCloud for Windows 7.20. Opening a maliciously crafted PDF file may lead to an unexpected application termination or arbitrary code execution.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Apple | iOS | unspecified – before iOS 13.6 and iPadOS 13.6 |
| Apple | macOS | unspecified – before macOS Catalina 10.15.6 |
| Apple | tvOS | unspecified – before tvOS 13.4.8 |
| Apple | watchOS | unspecified – before watchOS 6.2.8 |
| Apple | iTunes for Windows | unspecified – before iTunes 12.10.8 for Windows |
| Apple | iCloud for Windows | unspecified – before iCloud for Windows 11.3 |
| Apple | iCloud for Windows (Legacy) | unspecified – before iCloud for Windows 7.20 |
References
- https://support.apple.com/kb/HT211843 x_refsource_CONFIRM
- https://support.apple.com/kb/HT211850 x_refsource_CONFIRM
- https://support.apple.com/kb/HT211844 x_refsource_CONFIRM
- https://support.apple.com/kb/HT211289 x_refsource_MISC
- https://support.apple.com/kb/HT211288 x_refsource_MISC
- https://support.apple.com/kb/HT211290 x_refsource_MISC
- https://support.apple.com/kb/HT211291 x_refsource_MISC
- https://support.apple.com/kb/HT211293 x_refsource_MISC
- https://support.apple.com/kb/HT211294 x_refsource_MISC
- https://support.apple.com/kb/HT211295 x_refsource_MISC
- https://support.apple.com/kb/HT211931 x_refsource_CONFIRM
- https://support.apple.com/kb/HT211952 x_refsource_CONFIRM
- 20201115 APPLE-SA-2020-11-13-4 Additional information for APPLE-SA-2020-09-16-2 tvOS 14.0 mailing-list, x_refsource_FULLDISC
- 20201115 APPLE-SA-2020-11-13-3 Additional information for APPLE-SA-2020-09-16-1 iOS 14.0 and iPadOS 14.0 mailing-list, x_refsource_FULLDISC
- 20201115 APPLE-SA-2020-11-13-6 Additional information for APPLE-SA-2020-09-16-4 watchOS 7.0 mailing-list, x_refsource_FULLDISC
- https://support.apple.com/kb/HT211935 x_refsource_CONFIRM
- 20201215 APPLE-SA-2020-12-14-4 Additional information for APPLE-SA-2020-11-13-1 macOS Big Sur 11.0.1 mailing-list, x_refsource_FULLDISC