CVE-2005-0491

CVE-2005-0491 is a critical-severity vulnerability in Knox Software Arkeia Server Backup with a CVSS 2.0 base score of 10.0. Its EPSS exploit-prediction score of 65% places it in the 99th percentile, indicating an elevated likelihood of exploitation.

Key facts

Description

Stack-based buffer overflow in Knox Arkeia Server Backup 5.3.x allows remote attackers to execute arbitrary code via a long type 77 request.

Frequently asked questions

What is CVE-2005-0491?
Stack-based buffer overflow in Knox Arkeia Server Backup 5.3.x allows remote attackers to execute arbitrary code via a long type 77 request.
How severe is CVE-2005-0491?
CVE-2005-0491 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2005-0491 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 65% (99th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2005-0491?
CVE-2005-0491 primarily affects Knox Software Arkeia Server Backup. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2005-0491?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2005-0491 published?
CVE-2005-0491 was published on 2005-05-02 and last updated on 2026-06-16.

References

Affected products (9)