CVE-2005-0503: uim before 0.4.5.1 trusts certain environment variables when libUIM is used in setuid or setgid applications,

Routine

MEDIUM 4.6WATCHLISTDOWNGRADEMITIGATE

CVE-2005-0503 is a medium-severity flaw (CVSS 4.6) affecting uim, mandrake linux. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

uim before 0.4.5.1 trusts certain environment variables when libUIM is used in setuid or setgid applications, which allows local users to gain privileges.

Why this priority

On your watchlist

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

Risk facts

CVSS score	4.6 (Medium)
EPSS exploit chance	0.4% (top 70%)
CISA exploited list	No
Published	2005-02-21
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: mandrakesoft · uim

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

Am I affected?

Timeline

2005-02-21 05:00 UTCPublished CVE record published
2026-06-16 22:11 UTCUpdated Record last modified

uim uim DOWNGRADE

Affected: 0.4.5

Fixed in: no fixed release known

Safe to downgrade to: a release before 0.4.5

1. Check installed version

apt-cache policy uim || rpm -q uim || uim --version

2. No fixed release: DOWNGRADE to a release before 0.4.5 (Debian / Ubuntu)

apt-cache madison uim sudo apt install uim=<VERSION_BEFORE_0.4.5> sudo apt-mark hold uim

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

dnf --showduplicates list uim sudo dnf downgrade uim-<VERSION_BEFORE_0.4.5> sudo dnf versionlock add uim

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.

mandrakesoft mandrake linux MITIGATE

Affected: 10.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 10.1

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

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-2005-0503?

uim: downgrade or apply the listed mitigation; mandrake linux: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2005-0503 being exploited?

CVE-2005-0503 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-2005-0503 affect?

CVE-2005-0503 affects uim, mandrake linux. Severity is medium (CVSS 4.6). uim before 0.4.5.1 trusts certain environment variables when libUIM is used in setuid or setgid applications, which allows local users to gain privileges.

How urgent is CVE-2005-0503?

Priority 29/100. On your watchlist

Related CVEs

CVE-2005-3149 MEDIUM 4.6 UPGRADE Uim 0.4.x before 0.4.9.1 and 0.5.0 and earlier does not properly handle the LIBUIM_VANILLA environment variabl

References

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