CVE-2017-14062

CRITICAL

Libidn2 <2.0.4 - DoS

Title source: llm
STIX 2.1

Description

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 (4)

Core 4
Core References
Third Party Advisory vendor-advisory x_refsource_debian
http://www.debian.org/security/2017/dsa-3988
Release Notes, Third Party Advisory x_refsource_confirm
https://gitlab.com/libidn/libidn2/blob/master/NEWS
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2018/07/msg00040.html

Scores

CVSS v3 9.8
EPSS 0.0121
EPSS Percentile 79.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-190
Status published
Products (4)
debian/debian_linux 8.0
debian/debian_linux 9.0
debian/debian_linux 10.0
gnu/libidn2 < 2.0.4
Published Aug 31, 2017
Tracked Since Feb 18, 2026