Vulnerability · Published Jan 26, 2021 · Assigned by apache

CVE-2020-9492

High 8.8

In plain English

A high-severity security flaw in Apache Hadoop. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 4.5% (higher than 92% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS NVD)8.8High
Exploit odds (30 days)4.5%top 8.5% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known

Official description

In Apache Hadoop 3.2.0 to 3.2.1, 3.0.0-alpha1 to 3.1.3, and 2.0.0-alpha to 2.10.0, WebHDFS client might send SPNEGO authorization header to remote URL without proper verification.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Mavenorg.apache.hadoop:hadoop-common3.2.2GHSA-f8vc-wfc8-hxqh
Mavenorg.apache.hadoop:hadoop-common3.1.4GHSA-f8vc-wfc8-hxqh
Mavenorg.apache.hadoop:hadoop-common2.10.1GHSA-f8vc-wfc8-hxqh

Affected products (as reported)

VendorProductVersions
n/a Apache Hadoop Apache Hadoop 3.2.0 to 3.2.1, 3.0.0-alpha1 to 3.1.3, 2.0.0-alpha to 2.10.0

References