CVE-2016-3720 jackson-dataformat-xml vulnerable to XML external entity (XXE)
Attackers can exploit an XML External Entity vulnerability in the Jackson XML library to read sensitive data or cause denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2016-3720?
CVE-2016-3720 is a critical vulnerability in Fedoraproject Fedora, published on 10 Jun 2016. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
XML external entity (XXE) vulnerability in XmlMapper in the Data format extension for Jackson (aka jackson-dataformat-xml) allows attackers to have unspecified impact via unknown vectors.
Which versions are affected by CVE-2016-3720?
2 open source packages ship an affected version, including com.fasterxml.jackson.dataformat:jackson-dataformat-xml. It affects 2 products.
| Package | Affected | Fixed in |
|---|---|---|
com.fasterxml.jackson.dataformat:jackson-dataformat-xml Maven | All versions | 2.7.4 |
com.fasterxml.jackson.dataformat:jackson-dataformat-xml Maven | All versions | 2.7.4 |
Products include Fasterxml Jackson-Dataformat-Xml, Fedoraproject Fedora.
How do I fix CVE-2016-3720?
Upgrade com.fasterxml.jackson.dataformat:jackson-dataformat-xml to 2.7.4 or later.
Is CVE-2016-3720 being exploited?
There is no known exploitation of CVE-2016-3720 in the wild and no public exploit code.
Other vulnerabilities in Fedoraproject Fedora
Sources
Also known as DEBIAN-CVE-2016-3720, GHSA-hmq6-frv3-4727, MGASA-2016-0175, UBUNTU-CVE-2016-3720.