What’s Vulnerable › Vulnerabilities

CVE-2021-32077

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.2% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-05-06 · updated 2026-06-17

Description

Primary Source Verification in VerityStream MSOW Solutions before 3.1.1 allows an anonymous internet user to discover Social Security Number (SSN) values via a brute-force attack on a (sometimes hidden) search field, because the last four SSN digits are part of the supported combination of search selectors. This discloses doctors' and nurses' social security numbers and PII.

Affected products

• Veritystream Msow Solutions: before 3.1.1 — fixed in 3.1.1

How to fix

Upgrade to a fixed version: Veritystream Msow Solutions 3.1.1. Check the vendor advisory for mitigations.

References

• https://www.marbasec.com/blog/cve-2021-32077-fun-with-social-security-numbers
• https://www.veritystream.com/legacy/msow-solutions
• https://www.marbasec.com/blog/cve-2021-32077-fun-with-social-security-numbers
• https://www.veritystream.com/legacy/msow-solutions

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