Priority reviewHigh

CVE-2019-10086

Apache Apache Commons Beanutils, commons beanutils, nifi

In Apache Commons Beanutils 1.9.2, a special BeanIntrospector class was added which allows suppressing the ability for an attacker to access the classloader via the class property available on all Java objects. We, however were not using this by default characteristic of the PropertyUtilsBean.

CVSS
7.3
EPSS
30.0%
98.1% percentile
CISA KEV
Not listed
Published
2019.08.21
PRIORITY ASSESSMENT

Priority review

FIRST EPSS indicates an elevated probability of exploitation.

Known exploitationNot established by KEV
Exploit probability30.0%
Technical severityCVSS 7.3

Vulnerability overview

In Apache Commons Beanutils 1.9.2, a special BeanIntrospector class was added which allows suppressing the ability for an attacker to access the classloader via the class property available on all Java objects. We, however were not using this by default characteristic of the PropertyUtilsBean.

Affected product and versions

Product
Apache Apache Commons Beanutils, commons beanutils, nifi
Affected versions
>= Apache Commons Beanutils 1.0 to 1.9.3, >= 1.0 <= 1.9.3, 1.14.0, 1.15.0, 8.0, 15.0, 15.1, 30, 31, 7.0, 7.7, 7.2.0, 9.3.3, 9.3.5, 9.3.6, 3.5, 3.6, 13.3.0.1, 2.4.0, 2.7.1
Fixed versions
Verify the fixed release separately for each affected product line

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide
  1. 1
    Identify

    Confirm that Apache Apache Commons Beanutils, commons beanutils, nifi 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:L/PR:N/UI:N/S:U/C:L/I:L/A:L
CWE
CWE-502