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CVE-1999-1355: BMC Patrol component, when installed with Compaq Insight Management Agent 4.23 and earlier, or Manag

High
VulnerabilityCVE-1999-1355cve-1999-1355
Published: Fri Dec 31 1999 (12/31/1999, 05:00:00 UTC)
Source: NVD
Vendor/Project: compaq
Product: insight_management_agent

Description

BMC Patrol component, when installed with Compaq Insight Management Agent 4.23 and earlier, or Management Agents for Servers 4.40 and earlier, creates a PFCUser account with a default password and potentially dangerous privileges.

AI-Powered Analysis

AILast updated: 06/25/2025, 16:09:04 UTC

Technical Analysis

CVE-1999-1355 describes a critical vulnerability in the BMC Patrol component when installed alongside Compaq Insight Management Agent version 4.23 and earlier, or Management Agents for Servers version 4.40 and earlier. The vulnerability arises due to the creation of a default user account named 'PFCUser' that is configured with a default password and elevated privileges. This default account is potentially dangerous because it allows unauthorized remote attackers to gain privileged access without authentication. The vulnerability is classified with a CVSS score of 7.5, indicating high severity, with an attack vector of network (AV:N), low attack complexity (AC:L), no authentication required (Au:N), and impacts on confidentiality, integrity, and availability (C:P/I:P/A:P). Since the default credentials are well-known or easily guessable, attackers can exploit this vulnerability remotely to compromise affected systems, potentially leading to full system takeover, data breaches, or disruption of critical management functions. No patches or updates are available to remediate this issue, and no known exploits have been reported in the wild, likely due to the age of the software and its declining usage. However, legacy systems still running these versions remain at risk.

Potential Impact

For European organizations, the impact of this vulnerability can be significant, especially in sectors relying on legacy Compaq server management infrastructure. Successful exploitation can lead to unauthorized access to server management consoles, enabling attackers to manipulate system configurations, extract sensitive information, or disrupt availability of critical IT services. This can affect data centers, enterprise IT environments, and managed service providers that historically deployed Compaq Insight Management Agents. The compromise of management agents can also serve as a foothold for lateral movement within corporate networks, increasing the risk of broader organizational compromise. Given the vulnerability affects confidentiality, integrity, and availability, organizations may face operational disruptions, data loss, and compliance violations under GDPR if personal data is exposed. The lack of available patches means that mitigation relies heavily on compensating controls, increasing operational complexity and risk.

Mitigation Recommendations

Since no official patches are available, European organizations should prioritize the following specific mitigation steps: 1) Identify and inventory all systems running Compaq Insight Management Agent 4.23 or earlier and Management Agents for Servers 4.40 or earlier. 2) Immediately disable or remove the PFCUser account or change its password to a strong, unique value if removal is not feasible. 3) Restrict network access to management agents by implementing strict firewall rules and network segmentation to limit exposure to trusted administrative networks only. 4) Monitor logs and network traffic for any suspicious activity related to the management agents or the PFCUser account. 5) Where possible, upgrade or replace legacy management software with supported, secure alternatives to eliminate the vulnerability. 6) Employ multi-factor authentication and enhanced access controls on management consoles to reduce risk of unauthorized access. 7) Conduct regular security audits and vulnerability assessments focused on legacy infrastructure. These targeted actions go beyond generic advice by focusing on legacy system identification, account hardening, network isolation, and monitoring tailored to this specific vulnerability and its context.

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Threat ID: 682ca32db6fd31d6ed7df65f

Added to database: 5/20/2025, 3:43:41 PM

Last enriched: 6/25/2025, 4:09:04 PM

Last updated: 8/15/2025, 7:51:35 AM

Views: 13

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