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CVE-2016-6262

Published: 21 July 2016

idn in libidn before 1.33 might allow remote attackers to obtain sensitive memory information by reading a zero byte as input, which triggers an out-of-bounds read, a different vulnerability than CVE-2015-8948.

Priority

Medium

Cvss 3 Severity Score

7.5

Score breakdown

Status

Package Release Status
libidn
Launchpad, Ubuntu, Debian
precise
Released (1.23-2ubuntu0.1)
trusty
Released (1.28-1ubuntu2.1)
upstream
Released (1.33-1)
wily Ignored
(end of life)
xenial
Released (1.32-3ubuntu1.1)
yakkety Not vulnerable
(1.33-1)
zesty Not vulnerable
(1.33-1)
Patches:
upstream: http://git.savannah.gnu.org/cgit/libidn.git/commit/?id=5e3cb9c7b5bf0ce665b9d68f5ddf095af5c9ba60

Severity score breakdown

Parameter Value
Base score 7.5
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact None
Availability impact None
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N