CVE-1999-0406

Digital Unix Networker program nsralist has a buffer overflow which allows local users to obtain root privilege.

Published: 1999-02-19 Last update: 2026-04-16 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-1999-0406 is rated Low Risk (29.9/100): CVSS High severity, with low exploitation likelihood (EPSS 0.04%). Mandatory action: Monitor for updates and reassess as exploit intelligence or EPSS changes.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-1999-0406

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2023-03-07 0.89% 0.04% -0.84%
2 2022-02-04 0.89%

Full EPSS history (2 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-1999-0406

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.2 2.0 HIGH
AV:L/AC:L/Au:N/C:C/I:C/A:C Click to expand
Access vector (AV:L)
Requires local access to the target system.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:C)
Complete confidentiality impact.
Integrity impact (I:C)
Complete integrity impact.
Availability impact (A:C)
Complete availability impact.
3.9 10.0 [email protected]

Weakness enumeration for CVE-1999-0406

OS Trackers for CVE-1999-0406

vendor priority summary link
alpine CVE-1999-0406: no source package rows; 0 state rows across 0 repos (none); fixed 0, open 0. https://security.alpinelinux.org/vuln/CVE-1999-0406

Affected software / configurations for CVE-1999-0406

Vendor Product Version Raw CPE
digital unix cpe:2.3:o:digital:unix:*:*:*:*:*:*:*:*

References for CVE-1999-0406

cvelogic Threat Intelligence