Vulnerability Database

383,371

Total vulnerabilities in the database

CVE-2004-0362 — iss / blackice_agent_server

Multiple stack-based buffer overflows in the ICQ parsing routines of the ISS Protocol Analysis Module (PAM) component, as used in various RealSecure, Proventia, and BlackICE products, allow remote attackers to execute arbitrary code via a SRV_MULTI response containing a SRV_USER_ONLINE response packet and a SRV_META_USER response packet with long (1) nickname, (2) firstname, (3) lastname, or (4) email address fields, as exploited by the Witty worm.

  • Published: Apr 15, 2004
  • Updated: Sep 13, 2026
  • CVE: CVE-2004-0362
  • Severity: High
  • Exploit:
  • CISA KEV:

CVSS v2:

  • Severity: High
  • Score: 7.5
  • AV:N/AC:L/Au:N/C:P/I:P/A:P

No CWE or OWASP classifications available.

Software Affected versions
iss / blackice_agent_server = 3.6ebz
iss / blackice_agent_server = 3.6eca
iss / blackice_agent_server = 3.6ecb
iss / blackice_agent_server = 3.6ecc
iss / blackice_agent_server = 3.6ecd
iss / blackice_agent_server = 3.6ece
iss / blackice_agent_server = 3.6ecf
iss / blackice_pc_protection = 3.6cbz
iss / blackice_pc_protection = 3.6cca
iss / blackice_pc_protection = 3.6ccb
iss / blackice_pc_protection = 3.6ccc
iss / blackice_pc_protection = 3.6ccd
iss / blackice_pc_protection = 3.6cce
iss / blackice_pc_protection = 3.6ccf
iss / blackice_server_protection = 3.6cbz
iss / blackice_server_protection = 3.6cca
iss / blackice_server_protection = 3.6ccb
iss / blackice_server_protection = 3.6ccc
iss / blackice_server_protection = 3.6ccd
iss / blackice_server_protection = 3.6cce
iss / blackice_server_protection = 3.6ccf
iss / realsecure_desktop = 3.6ebz
iss / realsecure_desktop = 3.6eca
iss / realsecure_desktop = 3.6ecb
iss / realsecure_desktop = 3.6ecd
iss / realsecure_desktop = 3.6ece
iss / realsecure_desktop = 3.6ecf
iss / realsecure_desktop = 7.0eba
iss / realsecure_desktop = 7.0ebf
iss / realsecure_desktop = 7.0ebg
iss / realsecure_desktop = 7.0ebh
iss / realsecure_desktop = 7.0ebj
iss / realsecure_desktop = 7.0ebk
iss / realsecure_desktop = 7.0ebl
iss / realsecure_guard = 3.6ebz
iss / realsecure_guard = 3.6eca
iss / realsecure_guard = 3.6ecb
iss / realsecure_guard = 3.6ecc
iss / realsecure_guard = 3.6ecd
iss / realsecure_guard = 3.6ece
iss / realsecure_guard = 3.6ecf
iss / realsecure_network_sensor = 7.0
iss / realsecure_network_sensor = 7.0-xpu_20.11
iss / realsecure_network_sensor = 7.0-xpu_22.10
iss / realsecure_network_sensor = 7.0-xpu_22.4
iss / realsecure_network_sensor = 7.0-xpu_22.9
iss / realsecure_sentry = 3.6ebz
iss / realsecure_sentry = 3.6eca
iss / realsecure_sentry = 3.6ecb
iss / realsecure_sentry = 3.6ecc
iss / realsecure_sentry = 3.6ecd
iss / realsecure_sentry = 3.6ece
iss / realsecure_sentry = 3.6ecf
iss / realsecure_server_sensor = 6.0
iss / realsecure_server_sensor = 6.0.1
iss / realsecure_server_sensor = 6.0.1_win_sr1.1
iss / realsecure_server_sensor = 6.5
iss / realsecure_server_sensor = 6.5-sr3.2
iss / realsecure_server_sensor = 6.5-sr3.3
iss / realsecure_server_sensor = 6.5_win_sr3.1
iss / realsecure_server_sensor = 6.5_win_sr3.4
iss / realsecure_server_sensor = 6.5_win_sr3.5
iss / realsecure_server_sensor = 6.5_win_sr3.6
iss / realsecure_server_sensor = 6.5_win_sr3.7
iss / realsecure_server_sensor = 6.5_win_sr3.8
iss / realsecure_server_sensor = 6.5_win_sr3.9
iss / realsecure_server_sensor = 6.5_win_sr3.10
iss / realsecure_server_sensor = 7.0-xpu22.1
iss / realsecure_server_sensor = 7.0-xpu22.10
iss / realsecure_server_sensor = 7.0-xpu22.11
iss / realsecure_server_sensor = 7.0-xpu22.2
iss / realsecure_server_sensor = 7.0-xpu22.3
iss / realsecure_server_sensor = 7.0-xpu22.4
iss / realsecure_server_sensor = 7.0-xpu22.5
iss / realsecure_server_sensor = 7.0-xpu22.6
iss / realsecure_server_sensor = 7.0-xpu22.7
iss / realsecure_server_sensor = 7.0-xpu22.8
iss / realsecure_server_sensor = 7.0-xpu22.9
iss / proventia_a_series_xpu = 20.11
iss / proventia_a_series_xpu = 22.1
iss / proventia_a_series_xpu = 22.2
iss / proventia_a_series_xpu = 22.3
iss / proventia_a_series_xpu = 22.4
iss / proventia_a_series_xpu = 22.5
iss / proventia_a_series_xpu = 22.6
iss / proventia_a_series_xpu = 22.7
iss / proventia_a_series_xpu = 22.8
iss / proventia_a_series_xpu = 22.9
iss / proventia_a_series_xpu = 22.10
iss / proventia_g_series_xpu = 22.1
iss / proventia_g_series_xpu = 22.2
iss / proventia_g_series_xpu = 22.3
iss / proventia_g_series_xpu = 22.4
iss / proventia_g_series_xpu = 22.5
iss / proventia_g_series_xpu = 22.6
iss / proventia_g_series_xpu = 22.7
iss / proventia_g_series_xpu = 22.8
iss / proventia_g_series_xpu = 22.9
iss / proventia_g_series_xpu = 22.10
iss / proventia_g_series_xpu = 22.11
iss / proventia_m_series_xpu = 1.1
iss / proventia_m_series_xpu = 1.2
iss / proventia_m_series_xpu = 1.3
iss / proventia_m_series_xpu = 1.4
iss / proventia_m_series_xpu = 1.5
iss / proventia_m_series_xpu = 1.6
iss / proventia_m_series_xpu = 1.7
iss / proventia_m_series_xpu = 1.8
iss / proventia_m_series_xpu = 1.9

Frequently Asked Questions

A security vulnerability is a weakness in software, hardware, or configuration that can be exploited to compromise confidentiality, integrity, or availability. Many vulnerabilities are tracked as CVEs (Common Vulnerabilities and Exposures), which provide a standardized identifier so teams can coordinate patching, mitigation, and risk assessment across tools and vendors.

CVSS (Common Vulnerability Scoring System) estimates technical severity, but it doesn't automatically equal business risk. Prioritize using context like internet exposure, affected asset criticality, known exploitation (proof-of-concept or in-the-wild), and whether compensating controls exist. A "Medium" CVSS on an exposed, production system can be more urgent than a "Critical" on an isolated, non-production host.

A vulnerability is the underlying weakness. An exploit is the method or code used to take advantage of it. A zero-day is a vulnerability that is unknown to the vendor or has no publicly available fix when attackers begin using it. In practice, risk increases sharply when exploitation becomes reliable or widespread.

Recurring findings usually come from incomplete Asset Discovery, inconsistent patch management, inherited images, and configuration drift. In modern environments, you also need to watch the software supply chain: dependencies, containers, build pipelines, and third-party services can reintroduce the same weakness even after you patch a single host. Unknown or unmanaged assets (often called Shadow IT) are a common reason the same issues resurface.

Use a simple, repeatable triage model: focus first on externally exposed assets, high-value systems (identity, VPN, email, production), vulnerabilities with known exploits, and issues that enable remote code execution or privilege escalation. Then enforce patch SLAs and track progress using consistent metrics so remediation is steady, not reactive.

SynScan combines attack surface monitoring and continuous security auditing to keep your inventory current, flag high-impact vulnerabilities early, and help you turn raw findings into a practical remediation plan.