How severe is CVE-1999-0434?

CVE-1999-0434 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-1999-0434 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-1999-0434?

CVE-1999-0434 primarily affects Caldera Openlinux. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-1999-0434?

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-1999-0434 published?

CVE-1999-0434 was published on 1999-03-30 and last updated on 2026-06-16.

CVE-1999-0434

CVE-1999-0434 is a high-severity vulnerability in Caldera Openlinux with a CVSS 2.0 base score of 7.5. 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 7.5)
EPSS exploit prediction: 1% (62nd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Caldera Openlinux
Published: 1999-03-30
Last modified: 2026-06-16

Description

XFree86 xfs command is vulnerable to a symlink attack, allowing local users to create files in restricted directories, possibly allowing them to gain privileges or cause a denial of service.

Frequently asked questions

What is CVE-1999-0434?: XFree86 xfs command is vulnerable to a symlink attack, allowing local users to create files in restricted directories, possibly allowing them to gain privileges or cause a denial of service.
How severe is CVE-1999-0434?: CVE-1999-0434 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-1999-0434 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-1999-0434?: CVE-1999-0434 primarily affects Caldera Openlinux. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-1999-0434?: 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-1999-0434 published?: CVE-1999-0434 was published on 1999-03-30 and last updated on 2026-06-16.

References

http://www.securityfocus.com/bid/359

Affected products (7)

cpe:2.3:o:caldera:openlinux:1.2:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:2.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:2.0:r5:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:2.1:*:*:*:*:*:*:*
cpe:2.3:o:netbsd:netbsd:1.3.3:*:*:*:*:*:*:*
cpe:2.3:o:redhat:linux:5.1:*:*:*:*:*:*:*
cpe:2.3:o:suse:suse_linux:5.3:*:*:*:*:*:*:*

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