Integer Overflow or Wraparound

Affecting libidn package, versions <1.29-1+deb8u3

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Overview

Integer overflow in the decode_digit function in puny_decode.c in Libidn2 before 2.0.4 allows remote attackers to cause a denial of service or possibly have unspecified other impact.

References

CVSS Score

9.8
high severity
  • Attack Vector
    Network
  • Attack Complexity
    Low
  • Privileges Required
    None
  • User Interaction
    None
  • Scope
    Unchanged
  • Confidentiality
    High
  • Integrity
    High
  • Availability
    High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVE
CVE-2017-14062
CWE
CWE-190
Snyk ID
SNYK-DEBIAN8-LIBIDN-310977
Disclosed
31 Aug, 2017
Published
31 Aug, 2017