CVE-2002-1614: Buffer overflow in HP Tru64 UNIX allows local users to execute arbitrary code via a long argument to /usr/bin/

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HIGH 7.2MITIGATEMITIGATE

CVE-2002-1614 is a high-severity flaw (CVSS 7.2) affecting hp-ux, tru64. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Buffer overflow in HP Tru64 UNIX allows local users to execute arbitrary code via a long argument to /usr/bin/at.

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	2.1% (top 18%)
CISA exploited list	No
Published	2002-09-09
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: hp

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

Am I affected?

Timeline

2002-09-09 04:00 UTCPublished CVE record published
2026-06-16 21:59 UTCUpdated Record last modified

hp hp-ux MITIGATE

Affected: 10.20 · 11.00 · 11.04 · 11.11 · 11.22

Fixed in: no fixed release known

Safe to downgrade to: a release before 10.20

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.

hp tru64 MITIGATE

Affected: 4.0f · 4.0g · 5.0a · 5.1 · 5.1a

Fixed in: no fixed release known

Safe to downgrade to: a release before 4.0f

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: Tru64 UNIX 4.0g - '/usr/bin/at' 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-2002-1614?

hp-ux: mitigate or apply the listed mitigation; tru64: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2002-1614 being exploited?

CVE-2002-1614 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-2002-1614 affect?

CVE-2002-1614 affects hp-ux, tru64. Severity is high (CVSS 7.2). Buffer overflow in HP Tru64 UNIX allows local users to execute arbitrary code via a long argument to /usr/bin/at.

How urgent is CVE-2002-1614?

Priority 51/100. High severity; Public exploit reference

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References

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