CVE-2019-14379 Deserialization of untrusted data in FasterXML jackson-databind
Attackers can achieve remote code execution via unsafe deserialization in jackson-databind when default typing is enabled with ehcache.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2019-14379?
CVE-2019-14379 is a critical unsafe deserialization vulnerability in Apple Xcode, published on 29 Jul 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
SubTypeValidator.java in FasterXML jackson-databind before 2.9.9.2 mishandles default typing when ehcache is used (because of net.sf.ehcache.transaction.manager.DefaultTransactionManagerLookup), leading to remote code execution.
Weakness: CWE-1321
Which versions are affected by CVE-2019-14379?
6 open source packages ship an affected version, including com.fasterxml.jackson.core:jackson-databind. It affects 24 products.
| Package | Affected | Fixed in |
|---|---|---|
com.fasterxml.jackson.core:jackson-databind Maven | All versions | 2.7.9.6 |
com.fasterxml.jackson.core:jackson-databind Maven | All versions | 2.7.9.6 |
com.fasterxml.jackson.core:jackson-databind Maven | From 2.8.0 | 2.8.11.4 |
com.fasterxml.jackson.core:jackson-databind Maven | From 2.8.0 | 2.8.11.4 |
com.fasterxml.jackson.core:jackson-databind Maven | From 2.9.0 | 2.9.9.2 |
com.fasterxml.jackson.core:jackson-databind Maven | From 2.9.0 | 2.9.9.2 |
Linux distribution packages (2)
rh-maven35-jackson-databind Red Hat:rhel_software_collections:3::el7 | All versions | 0:2.7.6-2.7.el7 |
rh-maven35-jackson-databind-javadoc Red Hat:rhel_software_collections:3::el7 | All versions | 0:2.7.6-2.7.el7 |
Products include Apple Xcode, Debian Debian Linux, Fasterxml Jackson-Databind, Fedoraproject Fedora, Netapp Active Iq Unified Manager, Netapp Oncommand Workflow Automation and 18 more.
How do I fix CVE-2019-14379?
Upgrade com.fasterxml.jackson.core:jackson-databind to a fixed version for your release line: 2.7.9.6, 2.8.11.4 or 2.9.9.2.
Upgrade, and only deserialise data from trusted sources or with an allow-list of types. More about Unsafe deserialization.
Is CVE-2019-14379 being exploited?
There is no known exploitation of CVE-2019-14379 in the wild and no public exploit code.
Other vulnerabilities in Apple Xcode
Sources
Also known as CLEANSTART-2026-DW33256, DEBIAN-CVE-2019-14379, GHSA-6fpp-rgj9-8rwc, RHSA-2019:2743, ROOT-APP-MAVEN-CVE-2019-14379, UBUNTU-CVE-2019-14379.