Mercurial Protocol Server Incorrect Access Control Vulnerability [CVE-2018-1000132]

CVE Number – CVE-2018-1000132

A vulnerability in Mercurial could allow an unauthenticated, remote attacker to access sensitive information on a targeted system.

The vulnerability is due to improper access control protections performed by the affected software. An attacker could exploit this vulnerability to access sensitive information on the targeted system.

Mercurial has confirmed the vulnerability and released software updates.

  • To exploit this vulnerability, the attacker may need to access trusted internal networks. This access requirement could reduce the likelihood of a successful exploit.
  • 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
  • Mercurial has released a security bulletin at the following link: CVE-2018-1000132
Fixed Software
    • Mercurial has released software updates at the following link: Mercurial Patch


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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