CVE-1999-1278

nlog CGI scripts do not properly filter shell metacharacters from the IP address argument, which could allow remote attackers to execute certain commands via (1) nlog-smb.pl or (2) rpc-nlog.pl.

Published: 1998-12-25 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-1999-1278 is rated Moderate Risk (56.2/100): CVSS High severity, with medium exploitation likelihood (EPSS 1.59%). Mandatory action: Review affected assets and schedule 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-1999-1278

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 0.74% 1.59% +0.85%
2 2025-03-30 0.76% 0.74% -0.02%
3 2025-03-29 0.76%

Full EPSS history (5 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-1999-1278

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-1999-1278

Affected software / configurations for CVE-1999-1278

Vendor Product Version Raw CPE
nlog nlog cpe:2.3:a:nlog:nlog:*:*:*:*:*:*:*:*

References for CVE-1999-1278

cvelogic Threat Intelligence