Out-of-bounds Write

Affecting ncurses package, versions <6.0+20161126-1+deb9u2

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Overview

Stack-based buffer overflow in the _nc_write_entry function in tinfo/write_entry.c in ncurses 6.0 allows attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted terminfo file, as demonstrated by tic.

References

CVSS Score

7.8
high severity
  • Attack Vector
    Local
  • Attack Complexity
    Low
  • Privileges Required
    None
  • User Interaction
    Required
  • Scope
    Unchanged
  • Confidentiality
    High
  • Integrity
    High
  • Availability
    High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVE
CVE-2017-16879
CWE
CWE-787
Snyk ID
SNYK-DEBIAN9-NCURSES-367833
Disclosed
22 Nov, 2017
Published
22 Nov, 2017