CVE-2017-14062
Published: 31 August 2017
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.
From the Ubuntu Security Team
USN-3421-1 fixed a vulnerability in Libidn2. This update provides the corresponding update for Ubuntu 14.04 ESM.
Priority
Status
Package | Release | Status |
---|---|---|
libidn Launchpad, Ubuntu, Debian |
groovy |
Not vulnerable
(1.33-2)
|
artful |
Not vulnerable
(1.33-2)
|
|
bionic |
Not vulnerable
(1.33-2)
|
|
cosmic |
Not vulnerable
(1.33-2)
|
|
disco |
Not vulnerable
(1.33-2)
|
|
eoan |
Not vulnerable
(1.33-2)
|
|
focal |
Not vulnerable
(1.33-2)
|
|
impish |
Not vulnerable
(1.33-2)
|
|
trusty |
Released
(1.28-1ubuntu2.2)
|
|
upstream |
Needs triage
|
|
xenial |
Released
(1.32-3ubuntu1.2)
|
|
zesty |
Released
(1.33-1ubuntu0.1)
|
|
hirsute |
Not vulnerable
(1.33-2)
|
|
jammy |
Not vulnerable
(1.33-2)
|
|
libidn2 Launchpad, Ubuntu, Debian |
groovy |
Not vulnerable
(fixed already)
|
artful |
Does not exist
|
|
bionic |
Not vulnerable
(fixed already)
|
|
cosmic |
Not vulnerable
(fixed already)
|
|
disco |
Not vulnerable
(fixed already)
|
|
eoan |
Not vulnerable
(fixed already)
|
|
focal |
Not vulnerable
(fixed already)
|
|
hirsute |
Not vulnerable
(fixed already)
|
|
impish |
Not vulnerable
(fixed already)
|
|
jammy |
Not vulnerable
(fixed already)
|
|
trusty |
Does not exist
|
|
upstream |
Needs triage
|
|
xenial |
Does not exist
|
|
zesty |
Does not exist
|
|
libidn2-0 Launchpad, Ubuntu, Debian |
groovy |
Does not exist
|
artful |
Not vulnerable
(fixed already)
|
|
bionic |
Does not exist
|
|
cosmic |
Does not exist
|
|
disco |
Does not exist
|
|
eoan |
Does not exist
|
|
focal |
Does not exist
|
|
impish |
Does not exist
|
|
jammy |
Does not exist
|
|
trusty |
Released
(0.9-1ubuntu0.1~esm1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only) |
|
upstream |
Needs triage
|
|
xenial |
Released
(0.10-3ubuntu0.1~esm1)
Available with Ubuntu Pro |
|
zesty |
Released
(0.16-1ubuntu0.1)
|
|
hirsute |
Does not exist
|
Severity score breakdown
Parameter | Value |
---|---|
Base score | 9.8 |
Attack vector | Network |
Attack complexity | Low |
Privileges required | None |
User interaction | None |
Scope | Unchanged |
Confidentiality | High |
Integrity impact | High |
Availability impact | High |
Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
References
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-14062
- https://gitlab.com/libidn/libidn2/commit/3284eb342cd0ed1a18786e3fcdf0cdd7e76676bd
- https://gitlab.com/libidn/libidn2/blob/master/NEWS
- https://ubuntu.com/security/notices/USN-3421-1
- https://ubuntu.com/security/notices/USN-3434-1
- https://ubuntu.com/security/notices/USN-3434-2
- NVD
- Launchpad
- Debian