Vulnerability Monitor

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CVE-2018-1126

procps-ng before version 3.3.15 is vulnerable to an incorrect integer size in proc/alloc.* leading to truncation/integer overflow issues. This flaw is related to CVE-2018-1124.

Security Impact Summary

This vulnerability carries a MEDIUM severity rating with a CVSS v3.1 score of 4.8, requiring local system access to exploit with relatively low complexity though user interaction is required requiring only low-level privileges . The vulnerability impacts limited data confidentiality, limited integrity, and limited availability for affected systems. Impacting 10 products from procps-ng_project, from canonical, from debian and 7 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

First disclosed in 2018, this vulnerability was reported during a period defined by widespread IoT adoption challenges, mobile security concerns, and the emergence of advanced persistent threat (APT) techniques. Contemporary mitigation strategies focused on secure development practices and third-party component vetting.

Published

2018-05-23T13:29:00.343

Last Modified

2024-11-21T03:59:14.270

Status

Modified

Source

[email protected]

Severity

CVSSv3.0: 4.8 (MEDIUM)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:P/A:P

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: PARTIAL
  • Integrity Impact: PARTIAL
  • Availability Impact: PARTIAL
Exploitability Score

10.0

Impact Score

6.4

Weaknesses
  • Type: Secondary
    CWE-190
  • Type: Primary
    CWE-190
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application procps-ng_project procps-ng < 3.3.15 Yes
Operating System canonical ubuntu_linux 14.04 Yes
Operating System canonical ubuntu_linux 16.04 Yes
Operating System canonical ubuntu_linux 17.10 Yes
Operating System canonical ubuntu_linux 18.04 Yes
Operating System debian debian_linux 7.0 Yes
Operating System debian debian_linux 8.0 Yes
Operating System debian debian_linux 9.0 Yes
Operating System redhat enterprise_linux 7.0 Yes
Operating System redhat enterprise_linux_desktop 7.0 Yes
Operating System redhat enterprise_linux_server 7.0 Yes
Operating System redhat enterprise_linux_server 7.5 Yes
Operating System redhat enterprise_linux_server_aus 6.6 Yes
Operating System redhat enterprise_linux_server_tus 6.6 Yes
Operating System redhat enterprise_linux_workstation 7.0 Yes
Application schneider-electric struxureware_data_center_expert < 7.6.0 Yes
References

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For procps-ng_project's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.