THREATPORT/VULNERABILITY/CVE-2020-9546
CRITICAL SEVERITY

CVE-2020-9546

Jackson Databind vulnerability

CVSS
9.8
EPSS
4.6%
EPSS pct
91th
Exploited
No known
FasterXML jackson-databind 2.x before 2.9.10.4 mishandles the interaction between serialization gadgets and typing, related to org.apache.hadoop.shaded.com.zaxxer.hikari.HikariConfig (aka shaded hikari-config).
Affected vendor
Fasterxml
Affected product
Jackson Databind
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness type (CWE)
  • CWE-502 — Deserialization of Untrusted Data
Published
2020-03-02

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no privileges, no user interaction. Successful exploitation leads to high impact to confidentiality, high impact to integrity, high impact to availability.

Its EPSS score of 4.6% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 91% of all scored CVEs.

Check your external exposure to CVE-2020-9546

  • Confirm whether Fasterxml Jackson Databind is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2020-9546.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2020-9546

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2020-9546 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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