How severe is CVE-1999-1534?

CVE-1999-1534 has a CVSS 2.0 base score of 7.2, rated high severity.

Is CVE-1999-1534 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (61st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-1999-1534?

CVE-1999-1534 affects Knox Software Arkeia. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-1999-1534?

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-1999-1534 published?

CVE-1999-1534 was published on 1999-09-23 and last updated on 2026-06-16.

CVE-1999-1534

CVE-1999-1534 is a high-severity vulnerability in Knox Software Arkeia 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% (61st percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Knox Software Arkeia
Published: 1999-09-23
Last modified: 2026-06-16

Description

Buffer overflow in (1) nlservd and (2) rnavc in Knox Software Arkeia backup product allows local users to obtain root access via a long HOME environmental variable.

Frequently asked questions

What is CVE-1999-1534?: Buffer overflow in (1) nlservd and (2) rnavc in Knox Software Arkeia backup product allows local users to obtain root access via a long HOME environmental variable.
How severe is CVE-1999-1534?: CVE-1999-1534 has a CVSS 2.0 base score of 7.2, rated high severity.
Is CVE-1999-1534 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (61st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-1999-1534?: CVE-1999-1534 affects Knox Software Arkeia. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-1999-1534?: 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-1999-1534 published?: CVE-1999-1534 was published on 1999-09-23 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:knox_software:arkeia:4.0:*:*:*:*:*:*:*

More vulnerabilities in Knox Software Arkeia

CVE-2001-0968 — Critical (CVSS 10.0): Knox Arkeia server 4.2, and possibly other versions, installs its root user with a null password by default, which…
CVE-2001-0988 — High (CVSS 7.2): Arkeia backup server 4.2.8-2 and earlier creates its database files with world-writable permissions, which could allow…
CVE-1999-0788 — Medium (CVSS 5.0): Arkiea nlservd allows remote attackers to conduct a denial of service.

All CVEs affecting Knox Software Arkeia →