CVE-2001-0369: Buffer overflow in lpsched on DGUX version R4.20MU06 and MU02 allows a local attacker to obtain root access vi

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HIGH 7.2MITIGATE

CVE-2001-0369 is a high-severity flaw (CVSS 7.2) affecting unix. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Buffer overflow in lpsched on DGUX version R4.20MU06 and MU02 allows a local attacker to obtain root access via a long command line argument (non-existent printer name).

Why this priority

High severity
Public exploit reference

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

Risk facts

CVSS score	7.2 (High)
EPSS exploit chance	0.7% (top 47%)
CISA exploited list	No
Published	2001-06-27
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: digital

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

Am I affected?

Timeline

2001-06-27 04:00 UTCPublished CVE record published
2026-06-16 21:54 UTCUpdated Record last modified

digital unix MITIGATE

Affected: mu02 · r4.20mu06

Fixed in: no fixed release known

Safe to downgrade to: a release before mu02

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.

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: DG/UX 4.20 lpsched - 'Error Message' Local Buffer Overflow

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-2001-0369?

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

Is CVE-2001-0369 being exploited?

CVE-2001-0369 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-2001-0369 affect?

CVE-2001-0369 affects unix. Severity is high (CVSS 7.2). Buffer overflow in lpsched on DGUX version R4.20MU06 and MU02 allows a local attacker to obtain root access via a long command line argument (non-existent printer name).

How urgent is CVE-2001-0369?

Priority 44/100. High severity; Public exploit reference

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References

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