Vulnerability CVE-2017-14062
Published: 2017-08-31

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.

Type:

CWE-190

 (Integer Overflow or Wraparound)

CVSS2 => (AV:N/AC:L/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.5/10
6.4/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Libidn2 project -> Libidn2 

 References:
http://www.debian.org/security/2017/dsa-3988
https://gitlab.com/libidn/libidn2/blob/master/NEWS
https://gitlab.com/libidn/libidn2/commit/3284eb342cd0ed1a18786e3fcdf0cdd7e76676bd
https://lists.debian.org/debian-lts-announce/2018/07/msg00040.html
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