CVE-2005-4525: SmcGui.exe in Sygate Protection Agent 5.0 build 6144 allows local users to obtain management control over the

Routine

MEDIUM 4.6DOWNGRADE

CVE-2005-4525 is a medium-severity flaw (CVSS 4.6) affecting protection agent. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

SmcGui.exe in Sygate Protection Agent 5.0 build 6144 allows local users to obtain management control over the agent by executing the GUI (SmcGui.exe) and then killing the process, which causes the privileged management GUI to launch.

Why this priority

Public exploit reference

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

Risk facts

CVSS score	4.6 (Medium)
EPSS exploit chance	0.4% (top 62%)
CISA exploited list	No
Published	2005-12-28
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: sygate technologies

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

Am I affected?

Timeline

2005-12-28 01:03 UTCPublished CVE record published
2026-06-16 22:18 UTCUpdated Record last modified

sygate technologies protection agent DOWNGRADE

Affected: 5.0_build_6144

Fixed in: no fixed release known

Safe to downgrade to: a release before 5.0_build_6144

1. Check installed version

apt-cache policy protection-agent || rpm -q protection-agent || protection-agent --version

2. No fixed release: DOWNGRADE to a release before 5.0_build_6144 (Debian / Ubuntu)

apt-cache madison protection-agent sudo apt install protection-agent=<VERSION_BEFORE_5.0_build_6144> sudo apt-mark hold protection-agent

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

dnf --showduplicates list protection-agent sudo dnf downgrade protection-agent-<VERSION_BEFORE_5.0_build_6144> sudo dnf versionlock add protection-agent

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-2005-4525?

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

Is CVE-2005-4525 being exploited?

CVE-2005-4525 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-2005-4525 affect?

CVE-2005-4525 affects protection agent. Severity is medium (CVSS 4.6). SmcGui.exe in Sygate Protection Agent 5.0 build 6144 allows local users to obtain management control over the agent by executing the GUI (SmcGui.exe) and then killing the process, which causes the privileged management GUI to launch.

How urgent is CVE-2005-4525?

Priority 31/100. Public exploit reference

References

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