ID.RA-08 says processes for receiving, analyzing, and responding to vulnerability disclosures are established. Put simply: when someone tells you about a weakness, whether a researcher, a customer, a supplier, or a government advisory, there is a known place for it to land, a named person who looks at it, and a defined way to respond. A security contact address that nobody monitors does not meet this.
What good looks like
An outsider can find how to report a problem within a minute. Reports reach a monitored queue. Someone confirms receipt quickly, judges impact, and reports back. Incoming advisories from suppliers and agencies also get routed, read, and acted on instead of piling up in a shared inbox.
NIST's examples cover two directions. Share vulnerability information with suppliers according to rules set in contracts. And assign responsibilities, then verify that procedures run, for processing, analyzing the impact of, and responding to threat, vulnerability, or incident disclosures from suppliers, customers, partners, and government cybersecurity organizations.
How to implement it
- Publish a way to report. A security contact address and a plain page, with a security.txt file at the standard path, is enough. State what you want in a report and what the reporter can expect from you.
- Route the mailbox to a tracked queue, not one person's inbox. Make sure at least two people can see it.
- Define response targets you can keep. For example, acknowledge within two business days and give an initial assessment within ten.
- Write a short triage checklist. Is it reproducible? Which products and versions are affected? Is there evidence of exploitation? What is the impact on customer data? Who needs to be told?
- Decide how you handle inbound advisories. Subscribe to advisories for your cloud provider, your key suppliers, and the ecosystems you ship in. Assign a person to read them each week and open tickets for relevant items.
- When the advisory concerns a dependency, check whether your code reaches the vulnerable function. Reachability analysis separates urgent from noisy.
- Put disclosure terms in supplier contracts for critical suppliers: how fast they notify you and in what format.
- Test the process twice a year by sending yourself a mock report and timing the response.
Try it yourself
This walkthrough follows a vulnerability from intake through triage to a tracked fix.
Click through it at your own pace, or open it full screen.
You can also check your own dependency manifest against known advisories with the free in browser dependency scan at https://gold.safeguard.sh/scan.
A worked example
A researcher emails your security address on a Friday saying a customer export endpoint returns other tenants' records when a parameter is changed. What does a working process look like?
Within one business day the on call person acknowledges receipt and asks for reproduction steps. They open a ticket in a restricted project, record the time received, and tag the affected product. Triage confirms the issue the same day and rates it High because it exposes customer data across tenants.
The owner assigns a fix, a short term mitigation turns the endpoint off for the affected parameter, and logs are searched for earlier abuse. The incident lead decides whether customers must be told and drafts the message with legal. After the fix ships, the researcher is told and thanked, and the ticket records every timestamp.
Now look at the same report in a company with no process. It lands in a shared inbox, someone replies on Monday, nobody opens a ticket, and three weeks later no one remembers who owned the fix. The outcome is meant to prevent that second story.
Inbound advisories work the same way. A supplier announces a vulnerability in a library you use. Someone checks whether you ship that version, whether the vulnerable code path is reached, and opens work if needed. Write down the answer even when it is "not affected", because that is the evidence that the process runs.
Finally, think about your own disclosures. If your product has a vulnerability that affects customers, who decides what to publish, how fast, and in what format? Pre agreeing on this with legal and leadership removes the hardest decisions from the worst moment.
Evidence to collect
- The public reporting page and security.txt
- The queue or mailbox configuration and who has access
- Written triage steps and response time targets
- A sample of closed reports with timestamps for receipt, assessment, and response
- Records of supplier advisories reviewed and the actions taken
- Contract clauses on vulnerability notification for critical suppliers
Common gaps
- The reporting address bounces or goes to a former employee
- Reports are answered but no one records the outcome
- Supplier advisories are read by whoever happens to see them
- No response time targets, so reporters hear nothing for weeks
- Disclosures about third party components never trigger a check of your own products
Quick check
Do we need a bug bounty program?
No. The outcome asks for a process, not a reward scheme. A clear intake path, triage steps, and a courteous reply satisfy the intent for most small companies.
What if a report turns out to be invalid?
Still record it, reply with your reasoning, and close it. The record shows the process works end to end.
Sources
- NIST, The NIST Cybersecurity Framework (CSF) 2.0, NIST CSWP 29 (February 2024), Appendix A, CSF Core: https://nvlpubs.nist.gov/nistpubs/CSWP/NIST.CSWP.29.pdf
- NIST CSF 2.0 landing page: https://csrc.nist.gov/pubs/cswp/29/the-nist-cybersecurity-framework-csf-20/final
The CSF is voluntary guidance. There is no CSF certification, so nothing here makes a company "CSF certified". You describe your own practices against the outcomes.
