Incorrect Permission Assignment for Critical Resource

Affecting mercurial package, versions <3.1.2-2+deb8u5

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Overview

In Mercurial before 4.1.3, "hg serve --stdio" allows remote authenticated users to launch the Python debugger, and consequently execute arbitrary code, by using --debugger as a repository name.

References

CVSS Score

8.8
high severity
  • Attack Vector
    Network
  • Attack Complexity
    Low
  • Privileges Required
    Low
  • User Interaction
    None
  • Scope
    Unchanged
  • Confidentiality
    High
  • Integrity
    High
  • Availability
    High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVE
CVE-2017-9462
CWE
CWE-732
Snyk ID
SNYK-DEBIAN8-MERCURIAL-311093
Disclosed
06 Jun, 2017
Published
06 Jun, 2017