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CVE-2018-7489

Published: 26 February 2018

FasterXML jackson-databind before 2.7.9.3, 2.8.x before 2.8.11.1 and 2.9.x before 2.9.5 allows unauthenticated remote code execution because of an incomplete fix for the CVE-2017-7525 deserialization flaw. This is exploitable by sending maliciously crafted JSON input to the readValue method of the ObjectMapper, bypassing a blacklist that is ineffective if the c3p0 libraries are available in the classpath.

From the Ubuntu Security Team

It was discovered that Jackson Databind incorrectly handled deserialization. An attacker could possibly use this issue to execute arbitrary code.

Priority

High

Cvss 3 Severity Score

9.8

Score breakdown

Status

Package Release Status
jackson-databind
Launchpad, Ubuntu, Debian
artful
Released (2.8.6-1+deb9u4build0.17.10.1)
bionic Not vulnerable
(2.9.5-1)
cosmic Not vulnerable
(2.9.5-1)
disco Not vulnerable
(2.9.5-1)
eoan Not vulnerable
(2.9.5-1)
focal Not vulnerable
(2.9.5-1)
groovy Not vulnerable
(2.9.5-1)
hirsute Not vulnerable
(2.9.5-1)
impish Not vulnerable
(2.9.5-1)
jammy Not vulnerable
(2.9.5-1)
trusty
Released (2.2.2-1ubuntu0.1~esm1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
upstream
Released (2.9.5-1)
xenial
Released (2.4.2-3ubuntu0.1~esm1)
Available with Ubuntu Pro

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