CVE-2000-1158

Exp

NAI Sniffer Agent uses base64 encoding for authentication, which allows attackers to sniff the network and easily decrypt usernames and passwords.

Published: 2001-01-09 Last update: 2026-04-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2000-1158 is rated High Exploit Risk (66.2/100): CVSS High severity, with medium exploitation likelihood (EPSS 0.47%). 1 public exploit reference(s) are indexed (Exploit-DB). Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

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

Public exploit references (Exploit-DB) for CVE-2000-1158

EDB-ID Source Kind Published Link
— nvd_ref exploit_tag Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2000-1158

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 2025-03-17 1.14% 0.47% -0.67%
2 2023-05-26 0.60% 1.14% +0.54%
3 2023-03-07 — 0.60% —

Full EPSS history (4 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2000-1158

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-2000-1158

Affected software / configurations for CVE-2000-1158

Vendor Product Version Raw CPE
network_associates sniffer_agent 3.0.10 cpe:2.3:a:network_associates:sniffer_agent:3.0.10:*:*:*:*:*:*:*

References for CVE-2000-1158

cvelogic Threat Intelligence