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Vulnerability · Published Dec 27, 2020 · Assigned by mitre

CVE-2020-35728

High 8.1

In plain English

A high-severity unsafe deserialization in the jackson-databind package (Debian). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 12.5% (higher than 96% of all known vulnerabilities). Ready-made attack tooling exists: public proof-of-concept code. Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)8.1High
Exploit odds (30 days)12.5%top 3.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack tooling1Public PoC

Official description

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 packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12jackson-databind2.12.1-1DEBIAN-CVE-2020-35728
Debian:13jackson-databind2.12.1-1DEBIAN-CVE-2020-35728
Debian:14jackson-databind2.12.1-1DEBIAN-CVE-2020-35728
Mavencom.fasterxml.jackson.core:jackson-databind2.9.10.8GHSA-5r5r-6hpj-8gg9
Ubuntu:22.04:LTSjackson-databindno fix listedUBUNTU-CVE-2020-35728
Ubuntu:24.04:LTSjackson-databindno fix listedUBUNTU-CVE-2020-35728
Ubuntu:25.10jackson-databindno fix listedUBUNTU-CVE-2020-35728
Ubuntu:26.04:LTSjackson-databindno fix listedUBUNTU-CVE-2020-35728
Ubuntu:26.10jackson-databindno fix listedUBUNTU-CVE-2020-35728

Affected products (as reported)

VendorProductVersions
n/a n/a n/a

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

References