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CVE-2018-14720

Published: 2 January 2019

FasterXML jackson-databind 2.x before 2.9.7 might allow attackers to conduct external XML entity (XXE) attacks by leveraging failure to block unspecified JDK classes from polymorphic deserialization.

From the Ubuntu Security Team

It was discovered that Jackson Databind incorrectly handled deserialization. An attacker could possibly use this issue to execute XML entity (XXE) attacks.

Priority

Medium

Cvss 3 Severity Score

9.8

Score breakdown

Status

Package Release Status
jackson-databind
Launchpad, Ubuntu, Debian
hirsute Not vulnerable
(2.9.7)
xenial
Released (2.4.2-3ubuntu0.1~esm2)
Available with Ubuntu Pro
kinetic Not vulnerable
(2.9.7)
trusty Needed

lunar Not vulnerable
(2.9.7)
bionic Not vulnerable
(2.9.8-1)
cosmic Ignored
(end of life)
disco Not vulnerable
(2.9.7)
eoan Not vulnerable
(2.9.7)
focal Not vulnerable
(2.9.7)
groovy Not vulnerable
(2.9.7)
impish Not vulnerable
(2.9.7)
jammy Not vulnerable
(2.9.7)
upstream
Released (2.9.7)
mantic Not vulnerable
(2.9.7)

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:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H