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Vulnerability Assessment Services

Vulnerability assessment is the foundation of every credible cybersecurity programme, the disciplined identification, prioritisation, and remediation tracking of weaknesses across your network, applications, and cloud environments. Most breaches still trace back to unpatched vulnerabilities that existed months before the incident.

RedSecLabs delivers continuous vulnerability assessment services using CREST-aligned methodology, combining authenticated scanning, manual validation, exploitability analysis, and prioritised reporting that drives actual remediation rather than producing reports nobody reads.

Our service spans one-off vulnerability assessments for compliance evidence, continuous quarterly scanning programmes, and managed vulnerability operations integrated with your patching and change management.

CREST Certified Pen Test Provider ISO Certified OSCP Certified Industry Certification

Free Security Quote

Just a few questions to scope your project. We respond the same business day.

✓ UK-based CREST member · ✓ QSA-aligned methodology · ✓ Same-day scoping response · ✓ Executive + technical reports · ✓ Retest included
CREST
Aligned methodology
Continuous
Quarterly or monthly
Authenticated
Deep configuration scanning
Prioritised
Exploitability-ranked findings

What is vulnerability assessment?

Vulnerability assessment is the systematic process of identifying security weaknesses across an organisation's infrastructure, applications, and cloud environments. It combines automated scanning (network and authenticated configuration scans, web application scans, container scans) with manual validation and exploitability analysis.

Done well, vulnerability assessment is the single highest-ROI security investment most organisations make, most breaches exploit known, fixable vulnerabilities that have existed for months. Done badly, it produces tens of thousands of findings nobody acts on. The difference is methodology, prioritisation, and integration with remediation workflow.

What our vulnerability assessment delivers:

Comprehensive visibility into known vulnerabilities across your estate

Exploitability-ranked prioritisation that drives action

Evidence supporting PCI DSS, ISO 27001, SOC 2 audits

Reduced mean time to remediate (MTTR) for critical issues

Continuous trend reporting on programme effectiveness

Integration with your existing ticketing and patching workflows

We focus on remediation outcomes, not finding counts. The right metric is how many critical vulnerabilities exist in your estate today, not how many were found in last quarter's scan.

Why vulnerability assessment matters

Every major breach investigation in the last five years has identified known, fixable vulnerabilities that were missed or unprioritised. Most existed months before exploitation. The defenders had the data; what they lacked was either the prioritisation methodology or the integration with operational remediation to act on it.

Vulnerability assessment is also a mandatory or near-mandatory control under every major compliance framework. PCI DSS Requirement 11.3, ISO 27001 Annex A.12.6.1, SOC 2 CC7.1, Cyber Essentials. Without continuous, evidenced vulnerability management, no serious cyber programme stands up to audit scrutiny.

Common consequences of weak vulnerability management:

Exploitation of known vulnerabilities that should have been patched

Ransomware introduction via unpatched edge devices

Compliance failures across multiple frameworks

Mean time to remediate measured in months, not days

False sense of security from low-quality scans

Repeated audit findings on the same outstanding vulnerabilities

A strong vulnerability management programme reduces breach probability more cost-effectively than any other security investment.

Who needs vulnerability assessment?

Continuous vulnerability assessment is essential for any organisation operating internet-facing or business-critical infrastructure. RedSecLabs typically delivers across:

Financial services and fintech

Healthcare and life sciences

E-commerce and retail

SaaS and technology

Defence supply chain

Education and research

Cloud-native organisations

Professional services

If you have any internet-facing assets, customer data, or business-critical systems, you need continuous vulnerability assessment, not just an annual snapshot.

Our Vulnerability Assessment Methodology

A CREST-aligned methodology combining automated scanning, manual validation, and contextual prioritisation that turns scan output into actionable remediation tickets.

01

Asset Discovery & Scoping

We map your in-scope estate, internet-facing assets, internal networks, cloud accounts, applications, containers, and confirm authenticated scanning credentials where needed.

02

Authenticated Scanning

Deep configuration scanning with credentials produces far higher-fidelity findings than unauthenticated scanning, we use the right depth for each asset class.

03

Web & API Vulnerability Scanning

OWASP Top 10-aligned scanning of web applications and APIs, with manual validation of high-severity findings.

04

Cloud Configuration Assessment

Scanning of AWS, Azure, and GCP for misconfigurations using CSPM tooling aligned to CIS Benchmarks.

05

Manual Validation

High-severity findings manually validated by our consultants to eliminate false positives before they reach your ticket queue.

06

Exploitability Prioritisation

Findings ranked using CVSS plus exploitability context (KEV catalogue, active exploitation evidence, asset criticality) to surface what actually needs urgent action.

07

Remediation Tracking

Integration with your existing ticketing system (Jira, ServiceNow) for trackable remediation cycles, not orphaned PDF reports.

08

Trend Reporting & Programme Review

Quarterly trend reports showing programme effectiveness. MTTR, finding volume by severity, age-of-open metrics, to drive programme maturity over time.

Most clients begin with a one-off baseline assessment, then move to continuous quarterly or monthly cycles with managed remediation tracking.

What you receive

Every vulnerability assessment engagement with RedSecLabs includes:

  • Asset inventory and in-scope estate documentation
  • Authenticated scan results across network, web, and cloud
  • Manually validated findings with false positives removed
  • Exploitability-ranked prioritisation with KEV context
  • Detailed remediation guidance for each finding
  • Executive summary suitable for board reporting
  • Ticketing integration for trackable remediation cycles
  • Quarterly trend dashboard and programme review

Industries We Serve

We deliver this service across these industries:

Financial Services
Healthcare
SaaS & Technology
E-commerce & Retail
Defence & Government
Cloud & Managed Services
Education
Professional Services

Why RedSecLabs for vulnerability assessment

Most vulnerability assessment vendors deliver scan reports with thousands of findings nobody can act on. We deliver remediation outcomes, exploitability-ranked findings, integration with your ticket queue, trend reporting that drives programme maturity. Our metrics show MTTR falling and open-finding age dropping quarter over quarter, not just finding counts going up and down.

CREST-aligned scanning methodology
Manual validation of high-severity findings
Exploitability-ranked prioritisation (KEV-aware)
Continuous programmes, not one-off scans
Ticketing integration for trackable remediation
Trend dashboards driving programme maturity

Start Continuous Vulnerability Management

Book a free 30-minute scoping call. Estate review and fixed-fee programme proposal within a week.

Book a Scoping Call Contact Us

Where to next

Related services and industry packages worth exploring.

Penetration Testing UK

Goes deeper than VA, exploits vulnerabilities found

Red Team Assessment

Manufacturing package
Related reading

From the RedSecLabs research blog

From the blog

Vulnerability Assessment vs Penetration Testing

Which one your environment needs, automated scanning depth vs human-led exploitation.

Read on the RedSecLabs blog
From the blog

Introduction to Penetration Testing Costs

What drives pentest pricing and how to scope sensibly.

Read on the RedSecLabs blog

Frequently Asked Questions

Vulnerability assessment focuses on systematic identification of known vulnerabilities across an estate, breadth, automated, continuous. Penetration testing focuses on adversarial validation of specific systems, depth, manual, point-in-time. Most organisations need both: vulnerability assessment for ongoing visibility and penetration testing for high-value targets.

For compliance, most frameworks require at least quarterly external scans. For meaningful security, internal authenticated scans monthly and external/web scans quarterly is a sensible baseline. Critical assets and customer-facing applications may warrant more frequent assessment.

Both. External scans assess your internet-facing perimeter as an attacker would see it. Internal authenticated scans look at configuration and patching depth across your estate. They produce very different findings and are complementary, not interchangeable.

Unauthenticated scans see only what's reachable without credentials, typically network services and obvious banner information. Authenticated scans log into hosts using read-only credentials and check actual patch levels, configuration settings, and installed software. Coverage and accuracy are dramatically better.

Yes, we integrate with Jira, ServiceNow, Azure DevOps, GitHub, and most other major ticketing platforms. Findings flow into tickets automatically with appropriate priority, assignee, and SLA, remediation becomes a normal operational workflow rather than a parallel security exercise.

One-off baseline assessments typically £4,000-£15,000 depending on estate size. Continuous quarterly programmes £8,000-£30,000 annually. Fully managed vulnerability operations with integrated remediation tracking £20,000-£80,000 annually. We provide a fixed-fee quote after scoping.
Before you decide
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A redacted RedSecLabs penetration test report. See the format, depth, and clarity your team will receive.
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Book a scoping call →
A 30-minute call covers realistic effort, timeline, and a fixed-scope quote. CREST-aligned methodology, UK-based testers.
What you receive

Every engagement includes

  • ✓ Scoping call. A 30-minute call to define scope, timeline, and authorisation boundaries.
  • ✓ Test plan. Written test plan covering targets, methodology, and rules of engagement.
  • ✓ Technical report. Detailed findings with reproduction steps, evidence, and remediation guidance.
  • ✓ Executive summary. Board-ready summary with risk ratings and business impact.
  • ✓ Audit-ready evidence. Findings letter formatted for auditors, customers, and supervisory authorities.
  • ✓ Retest letter. Free retest of remediated findings within agreed window. Confirmation letter included.
  • ✓ Remediation call. A call with our lead tester to walk through findings and remediation strategy.
How we deliver

Our process, end to end

  1. 1
    Scoping call & fixed-scope quote
    A 30-minute call. We define scope, targets, timeline. You get a fixed-scope quote within one working day.
  2. 2
    Test plan & authorisation
    Written test plan covering methodology, targets, and rules of engagement.
  3. 3
    CREST-aligned execution
    Senior tester runs the engagement. Critical findings flagged immediately during testing.
  4. 4
    Technical + executive report
    Detailed technical findings with reproduction steps. Board-ready executive summary.
  5. 5
    Remediation call & retest
    Walkthrough with our lead tester. Retest of remediated findings within the agreed window.
Engagement scope

What shapes the quote

Small scope
Focused scope, smaller surface. 5-7 working days.
Medium scope
Multi-role, several integrations. 8-12 working days.
Enterprise scope
Complex environment, compliance evidence. 12-25 working days.
Fixed-scope quote within 1 working day
No surprise invoices. We commit to a number before you commit to us.
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