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Priority reviewHigh

CVE-2020-35728

jackson-databind, debian linux

FasterXML jackson-databind 2.x before 2.9.10.8 mishandles the interaction between serialization gadgets and typing, related to com.oracle.wls.shaded.org.apache.xalan.lib.sql.JNDIConnectionPool (aka embedded Xalan in org.glassfish.web/javax.servlet.jsp.jstl).

CVSS
8.1
EPSS
12.5%
95.9% percentile
CISA KEV
Not listed
Published
2020.12.27
PRIORITY ASSESSMENT

Priority review

FIRST EPSS indicates an elevated probability of exploitation.

Known exploitationNot established by KEV
Exploit probability12.5%
Technical severityCVSS 8.1

Vulnerability overview

FasterXML jackson-databind 2.x before 2.9.10.8 mishandles the interaction between serialization gadgets and typing, related to com.oracle.wls.shaded.org.apache.xalan.lib.sql.JNDIConnectionPool (aka embedded Xalan in org.glassfish.web/javax.servlet.jsp.jstl).

Affected product and versions

Product
jackson-databind, debian linux
Affected versions
>= 2.0.0 < 2.6.7.5, >= 2.7.0 < 2.9.10.8, 9.0, 9.3.6, 13.3.0.1, 21.0.2, 14.2, 14.3, 14.5, 14.4, 14.2.0, 14.3.0, 14.5.0, <= 21.1.2, >= 11.3.0 <= 11.3.2, 11.2.0, 7.5.0.23.0, 12.0.0.3.0, 1.14.0, 1.4.0
Fixed versions
2.6.7.5, 2.9.10.8, 9.2.5.3

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide
  1. 1
    Identify

    Confirm that jackson-databind, debian linux and an affected version are present.

  2. 2
    Prioritize

    Combine exploitation signals with asset exposure and business criticality.

  3. 3
    Remediate

    Follow the vendor advisory or supported update path and preserve rollback options.

  4. 4
    Verify

    Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE
CWE-502