cURL FTP Pathname Heap Overflow Remote Code Execution Vulnerability [CVE-2018-1000120]

CVE Number – CVE-2018-1000120

A vulnerability in cURL could allow an unauthenticated, remote attacker to execute arbitrary code on a targeted system.

The vulnerability is due to an insufficient validation of user-supplied input by the affected software. An attacker could exploit this vulnerability by submitting a crafted FTP pathname to the affected system. A successful exploit could cause a heap overflow condition, which could allow the attacker to execute arbitrary code on the targeted system.

The cURL Project has confirmed this vulnerability and released software updates.

  • To exploit this vulnerability, an attacker must submit a crafted FTP pathname to the targeted system, making exploitation more difficult in environments that restrict network access from untrusted sources.
  • Administrators are advised to apply the appropriate updates.

    Administrators are advised to allow only trusted users to access network systems.

    Administrators are advised to monitor affected systems.

Vendor Announcements
Fixed Software
    • The cURL Project has released a software patch at the following link: cURL v7.59.0

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Duncan Newell

Duncan is a technology professional with over 20 years experience of working in various IT roles. He has a interest in cyber security, and has a wide range of other skills in radio, electronics and telecommunications.

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