Deserialization in Apache Tomcat
CVE-2020-9484
When using Apache Tomcat versions 10.0.0-M1 to 10.0.0-M4, 9.0.0.M1 to 9.0.34, 8.5.0 to 8.5.54 and 7.0.0 to 7.0.103 if a) an attacker is able to control the contents and name of a file on the server; and b) the server is configured to use t…
Vulnerability class: Insecure Deserialization
EPSS: 0.566 (99.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.0 (High). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Apache Tomcat — versions 9.0.0, 10.0.0
- Mcafee Epolicy_orchestrator — versions 5.9.0, 5.9.1, 5.10.0
- Oracle Agile_engineering_data_management — versions 6.2.1.0
- Oracle Agile_plm — versions 9.3.3, 9.3.5, 9.3.6
- Oracle Communications_cloud_native_core_binding_support_function — versions 1.10.0
- Oracle Communications_cloud_native_core_policy — versions 1.14.0
- Oracle Communications_diameter_signaling_router
- Oracle Communications_element_manager
- Oracle Communications_instant_messaging_server — versions 10.0.1.4.0
- Oracle Communications_session_report_manager
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security@apache.org (mailing-list, x_refsource_MLIST)
- security@apache.org (mailing-list, x_refsource_MLIST, Third Party Advisory)
- security@apache.org (mailing-list, x_refsource_MLIST)
- security@apache.org (vendor-advisory, Third Party Advisory, x_refsource_SUSE)
- security@apache.org (mailing-list, x_refsource_MLIST)
- security@apache.org (mailing-list, x_refsource_MLIST, Third Party Advisory)
- security@apache.org (mailing-list, x_refsource_FULLDISC, Mailing List, Third Party Advisory)
- security@apache.org (vendor-advisory, Third Party Advisory, x_refsource_GENTOO)
- security@apache.org (x_refsource_FEDORA, vendor-advisory)
- security@apache.org (x_refsource_FEDORA, vendor-advisory)
Frequently asked questions
- What is CVE-2020-9484?
- CVE-2020-9484 is a high-severity vulnerability in Apache Tomcat, classified under Deserialization of Untrusted Data. CVSS score: 7.0/10. Published 2020-05-20.
- How severe is CVE-2020-9484?
- High severity. CVSS v3 base score is 7.0 out of 10.
- Is CVE-2020-9484 known to be exploited?
- 107 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.