How severe is CVE-2003-0834?

CVE-2003-0834 has a CVSS 2.0 base score of 7.2, rated high severity.

Is CVE-2003-0834 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2003-0834?

CVE-2003-0834 primarily affects Sco Open Unix. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2003-0834?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2003-0834 published?

CVE-2003-0834 was published on 2003-12-01 and last updated on 2026-06-16.

CVE-2003-0834

CVE-2003-0834 is a high-severity vulnerability in Sco Open Unix with a CVSS 2.0 base score of 7.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 2.0 base score 7.2)
EPSS exploit prediction: 1% (65th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Sco Open Unix
Published: 2003-12-01
Last modified: 2026-06-16

Description

Buffer overflow in CDE libDtHelp library allows local users to execute arbitrary code via (1) a modified DTHELPUSERSEARCHPATH environment variable and the Help feature, (2) DTSEARCHPATH, or (3) LOGNAME.

Frequently asked questions

What is CVE-2003-0834?: Buffer overflow in CDE libDtHelp library allows local users to execute arbitrary code via (1) a modified DTHELPUSERSEARCHPATH environment variable and the Help feature, (2) DTSEARCHPATH, or (3) LOGNAME.
How severe is CVE-2003-0834?: CVE-2003-0834 has a CVSS 2.0 base score of 7.2, rated high severity.
Is CVE-2003-0834 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2003-0834?: CVE-2003-0834 primarily affects Sco Open Unix. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2003-0834?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2003-0834 published?: CVE-2003-0834 was published on 2003-12-01 and last updated on 2026-06-16.

References

Affected products (3)

cpe:2.3:o:sco:open_unix:8.0:*:*:*:*:*:*:*
cpe:2.3:o:sco:unixware:7.1.1:*:*:*:*:*:*:*
cpe:2.3:o:sco:unixware:7.1.3:*:*:*:*:*:*:*

More vulnerabilities in Sco Open Unix

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