CVE-2004-0318: Load Sharing Facility (LSF) 4.x, 5.x, and 6.x uses the LSF_EAUTH_UID environment variable, if it exists, inste

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HIGH 10.0DOWNGRADE

CVE-2004-0318 is a high-severity flaw (CVSS 10.0) affecting lsf. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Load Sharing Facility (LSF) 4.x, 5.x, and 6.x uses the LSF_EAUTH_UID environment variable, if it exists, instead of the real UID of the user, which could allow remote attackers within the local cluster to gain privileges.

Why this priority

Critical severity
EPSS top 9%: very likely to be exploited
Public exploit reference

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

Risk facts

CVSS score	10.0 (High)
EPSS exploit chance	4.2% (top 9%)
CISA exploited list	No
Published	2004-11-23
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: platform

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

Am I affected?

Timeline

2004-11-23 05:00 UTCPublished CVE record published
2026-06-16 22:05 UTCUpdated Record last modified

platform lsf DOWNGRADE

Affected: 4.0 · 4.2 · 5.0 · 5.1 · 6.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 4.0

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 4.0 (Debian / Ubuntu)

apt-cache madison lsf sudo apt install lsf=<VERSION_BEFORE_4.0> sudo apt-mark hold lsf

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

dnf --showduplicates list lsf sudo dnf downgrade lsf-<VERSION_BEFORE_4.0> sudo dnf versionlock add lsf

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.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: Platform Load Sharing Facility 4/5/6 - 'EAuth' Local Privilege Escalation

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-2004-0318?

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

Is CVE-2004-0318 being exploited?

CVE-2004-0318 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-2004-0318 affect?

CVE-2004-0318 affects lsf. Severity is high (CVSS 10.0). Load Sharing Facility (LSF) 4.x, 5.x, and 6.x uses the LSF_EAUTH_UID environment variable, if it exists, instead of the real UID of the user, which could allow remote attackers within the local cluster to gain privileges.

How urgent is CVE-2004-0318?

Priority 63/100. Critical severity; EPSS top 9%: very likely to be exploited; Public exploit reference

Related CVEs

CVE-2004-0317 HIGH 10.0 DOWNGRADE Buffer overflow in eauth in Load Sharing Facility 4.x, 5.x, and 6.x allows local users or remote attackers wit

References

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