CVE-2021-32077: Primary Source Verification in VerityStream MSOW Solutions before 3.1.1 allows an anonymous internet user to d

Q: How do I fix CVE-2021-32077?

msow solutions: upgrade to 3.1.1. Exact commands for each OS are on this page.

Q: Is CVE-2021-32077 being exploited?

CVE-2021-32077 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2021-32077 affect?

CVE-2021-32077 affects msow solutions. Severity is high (CVSS 7.5). 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 S

Q: How urgent is CVE-2021-32077?

Priority 53/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

This week

HIGH 7.5REMOTEUPGRADE

CVE-2021-32077 is a high-severity flaw (CVSS 7.5) affecting msow solutions. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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.

Why this priority

High severity
Public exploit reference
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.2% (top 31%)
CISA exploited list	No
Published	2021-05-06
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: veritystream

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2021-05-06 23:15 UTCPublished CVE record published
2026-06-17 03:52 UTCUpdated Record last modified

veritystream msow solutions UPGRADE

Affected: < 3.1.1

Fixed in: 3.1.1

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy msow-solutions || rpm -q msow-solutions || msow-solutions --version

2. UPGRADE to 3.1.1 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade msow-solutions

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade msow-solutions

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2021-32077?

msow solutions: upgrade to 3.1.1. Exact commands for each OS are on this page.

Is CVE-2021-32077 being exploited?

CVE-2021-32077 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2021-32077 affect?

CVE-2021-32077 affects msow solutions. Severity is high (CVSS 7.5). 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 S

How urgent is CVE-2021-32077?

Priority 53/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

References

← Back to latest CVEs