CVE-1999-0057

Vacation program allows command execution by remote users through a sendmail command.

Published: 1998-11-16 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-1999-0057 is rated High Risk (66.3/100): CVSS High severity, with high exploitation likelihood (EPSS 8.25%, 94th percentile). Core evidence: EPSS ranks this CVE among the most likely to be exploited in the near term. EPSS rose +3.36% over the last day, indicating growing attacker interest. Mandatory action: High exploitation likelihood—assess exposure and prioritize remediation.

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-1999-0057

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 2026-06-15 4.89% 8.25% +3.36%
2 2026-06-11 5.41% 4.89% -0.52%
3 2026-04-18 5.41%

Full EPSS history (17 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-1999-0057

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.5 2.0 HIGH
AV:N/AC:L/Au:N/C:P/I:P/A:P Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:P)
Partial confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:P)
Partial availability impact.
10.0 6.4 [email protected]

Weakness enumeration for CVE-1999-0057

OS Trackers for CVE-1999-0057

vendor priority summary link
alpine CVE-1999-0057: no source package rows; 0 state rows across 0 repos (none); fixed 0, open 0. https://security.alpinelinux.org/vuln/CVE-1999-0057

Affected software / configurations for CVE-1999-0057

Vendor Product Version Raw CPE
eric_allman vacation cpe:2.3:a:eric_allman:vacation:*:*:*:*:*:*:*:*
freebsd freebsd 6.2 cpe:2.3:o:freebsd:freebsd:6.2:stable:*:*:*:*:*:*
hp hp-ux 9 cpe:2.3:o:hp:hp-ux:9:*:*:*:*:*:*:*
hp hp-ux 10.00 cpe:2.3:o:hp:hp-ux:10.00:*:*:*:*:*:*:*
hp hp-ux 10.09 cpe:2.3:o:hp:hp-ux:10.09:*:*:*:*:*:*:*
hp hp-ux 10.24 cpe:2.3:o:hp:hp-ux:10.24:*:*:*:*:*:*:*
hp vvos cpe:2.3:o:hp:vvos:*:*:*:*:*:*:*:*
ibm aix cpe:2.3:o:ibm:aix:*:*:*:*:*:*:*:*
sun solaris cpe:2.3:o:sun:solaris:*:*:*:*:*:*:*:*
sun sunos cpe:2.3:o:sun:sunos:*:*:*:*:*:*:*:*

References for CVE-1999-0057

cvelogic Threat Intelligence