CVE-2017-14062

moderate-risk
Published 2017-08-31

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.

Do I need to act?

~
1.2% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
+
Fix available
Upgrade to: 3c59e74d054ec407b09c2df81877fcfd7411c187, 3284eb342cd0ed1a18786e3fcdf0cdd7e76676bd
9
CVSS 9.8/10 Critical
NETWORK / LOW complexity

Affected Products (4)

Libidn2

Affected Vendors

Debian Gnu

References (8)

Third Party Advisory http://www.debian.org/security/2017/dsa-3988
Release Notes https://gitlab.com/libidn/libidn2/blob/master/NEWS
Patch https://gitlab.com/libidn/libidn2/commit/3284eb342cd0ed1a18786e3fcdf0cdd7e76676b...
Mailing List https://lists.debian.org/debian-lts-announce/2018/07/msg00040.html
Third Party Advisory http://www.debian.org/security/2017/dsa-3988
Release Notes https://gitlab.com/libidn/libidn2/blob/master/NEWS
Patch https://gitlab.com/libidn/libidn2/commit/3284eb342cd0ed1a18786e3fcdf0cdd7e76676b...
Mailing List https://lists.debian.org/debian-lts-announce/2018/07/msg00040.html
46
/ 100
moderate-risk
Severity 32/34 · Critical
Exploitability 4/34 · Minimal
Exposure 10/34 · Low