CVE-2016-7051 jackson-dataformat-xml vulnerable to server side request forgery (SSRF)
Remote attackers can perform server-side request forgery attacks via DTD vectors in the Jackson XML dataformat component.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2016-7051?
CVE-2016-7051 is a high-severity server-side request forgery vulnerability in n/a, published on 14 Apr 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
XmlMapper in the Jackson XML dataformat component (aka jackson-dataformat-xml) before 2.7.8 and 2.8.x before 2.8.4 allows remote attackers to conduct server-side request forgery (SSRF) attacks via vectors related to a DTD.
Which versions are affected by CVE-2016-7051?
4 open source packages ship an affected version, including com.fasterxml.jackson.dataformat:jackson-dataformat-xml. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
com.fasterxml.jackson.dataformat:jackson-dataformat-xml Maven | All versions | 2.7.8 |
com.fasterxml.jackson.dataformat:jackson-dataformat-xml Maven | All versions | 2.7.8 |
com.fasterxml.jackson.dataformat:jackson-dataformat-xml Maven | From 2.8.0 | 2.8.4 |
com.fasterxml.jackson.dataformat:jackson-dataformat-xml Maven | From 2.8.0 | 2.8.4 |
Products include Fasterxml Jackson-Dataformat-Xml.
How do I fix CVE-2016-7051?
Upgrade com.fasterxml.jackson.dataformat:jackson-dataformat-xml to a fixed version for your release line: 2.7.8 or 2.8.4.
Upgrade, and send outbound requests through an allow-list that blocks internal addresses. More about Server-side request forgery.
Is CVE-2016-7051 being exploited?
There is no known exploitation of CVE-2016-7051 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as DEBIAN-CVE-2016-7051, GHSA-7c2r-3jqf-c9rw, UBUNTU-CVE-2016-7051.