CVE-2006-5965: PassGo SSO Plus 2.1.0.32, and probably earlier versions, uses insecure permissions (Everyone/Full Control) for

Routine

MEDIUM 4.6DOWNGRADE

CVE-2006-5965 is a medium-severity flaw (CVSS 4.6) affecting sso plus. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

PassGo SSO Plus 2.1.0.32, and probably earlier versions, uses insecure permissions (Everyone/Full Control) for the PassGo Technologies directory, which allows local users to gain privileges by modifying critical programs.

Why this priority

No elevated risk signals yet

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	4.6 (Medium)
EPSS exploit chance	0.3% (top 73%)
CISA exploited list	No
Published	2006-11-26
Last modified	2026-06-16

Publisher (CNA): Flexera Software LLC · Vendor: passgo

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2006-11-26 23:07 UTCPublished CVE record published
2026-06-16 22:32 UTCUpdated Record last modified

passgo sso plus DOWNGRADE

Affected: 2.1.0.32

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.1.0.32

1. Check installed version

apt-cache policy sso-plus || rpm -q sso-plus || sso-plus --version

2. No fixed release: DOWNGRADE to a release before 2.1.0.32 (Debian / Ubuntu)

apt-cache madison sso-plus sudo apt install sso-plus=<VERSION_BEFORE_2.1.0.32> sudo apt-mark hold sso-plus

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list sso-plus sudo dnf downgrade sso-plus-<VERSION_BEFORE_2.1.0.32> sudo dnf versionlock add sso-plus

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

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-2006-5965?

sso plus: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2006-5965 being exploited?

CVE-2006-5965 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-2006-5965 affect?

CVE-2006-5965 affects sso plus. Severity is medium (CVSS 4.6). PassGo SSO Plus 2.1.0.32, and probably earlier versions, uses insecure permissions (Everyone/Full Control) for the PassGo Technologies directory, which allows local users to gain privileges by modifying critical programs.

How urgent is CVE-2006-5965?

Priority 23/100. No elevated risk signals yet.

References

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