CVE-2005-1067: Vulnerability in Access_user Class before 1.75 allows local users to gain access as other users via the passwo

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HIGH 7.5DOWNGRADE

CVE-2005-1067 is a high-severity flaw (CVSS 7.5) affecting access user class. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Vulnerability in Access_user Class before 1.75 allows local users to gain access as other users via the password "new".

Why this priority

High severity

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

Risk facts

CVSS score	7.5 (High)
EPSS exploit chance	1.2% (top 31%)
CISA exploited list	No
Published	2005-04-08
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: access user class

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

Am I affected?

Timeline

2005-04-08 04:00 UTCPublished CVE record published
2026-06-16 22:12 UTCUpdated Record last modified

access user class access user class DOWNGRADE

Affected: 1.6

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.6

1. Check installed version

apt-cache policy access-user-class || rpm -q access-user-class || access-user-class --version

2. No fixed release: DOWNGRADE to a release before 1.6 (Debian / Ubuntu)

apt-cache madison access-user-class sudo apt install access-user-class=<VERSION_BEFORE_1.6> sudo apt-mark hold access-user-class

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

dnf --showduplicates list access-user-class sudo dnf downgrade access-user-class-<VERSION_BEFORE_1.6> sudo dnf versionlock add access-user-class

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-2005-1067?

access user class: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2005-1067 being exploited?

CVE-2005-1067 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-2005-1067 affect?

CVE-2005-1067 affects access user class. Severity is high (CVSS 7.5). Vulnerability in Access_user Class before 1.75 allows local users to gain access as other users via the password "new".

How urgent is CVE-2005-1067?

Priority 43/100. High severity

References

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