CVE-2020-8840
Deserialization of Untrusted Data in jackson-databind
9.8
CRITICAL
CVSS 3.1
EPSS 8.1%
Description
FasterXML jackson-databind 2.0.0 through 2.9.10.2 lacks certain xbean-reflect/JNDI blocking, as demonstrated by org.apache.xbean.propertyeditor.JndiConverter.
How to fix CVE-2020-8840
To remediate CVE-2020-8840, upgrade the affected package to a fixed version below.
- Debian/jackson-databind—upgrade to 2.11.1-1 or later
- —upgrade to 2.6.7.4 or later
Is CVE-2020-8840 being exploited?
Moderate — EPSS is 8.1%. Track this CVE but it's not at the top of the prioritisation list.
Affected packages (2)
- from 0, < 2.11.1-1
- >= 2.0.0, < 2.6.7.4
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |