Use After Free in Oracle Communications Network Charging And Control
CVE-2021-20227
A flaw was found in SQLite's SELECT query functionality (src/select.c). This flaw allows an attacker who is capable of running SQL queries locally on the SQLite database to cause a denial of service or possible code execution by triggering a use-after-free. The highest threat from this vulnerability is to system availability.
Vulnerability class: Use-After-Free
EPSS: 0.005 (39.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Oracle Communications_network_charging_and_control — versions 6.0.1
- Oracle Enterprise_manager_for_oracle_database — versions 13.4.0.0
- Oracle Jd_edwards_enterpriseone_tools
- Oracle Mysql_workbench
- Oracle Outside_in_technology — versions 8.5.5
- Oracle Zfs_storage_appliance_kit — versions 8.8
- Sqlite
- N/a Sqlite — versions sqlite 3.34.1
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secalert@redhat.com (Third Party Advisory, Issue Tracking)
- secalert@redhat.com (Release Notes, Vendor Advisory)
- secalert@redhat.com (vendor-advisory, Third Party Advisory)
- secalert@redhat.com (Patch, Third Party Advisory)
- secalert@redhat.com (Third Party Advisory)
- secalert@redhat.com (Patch, Third Party Advisory)
- secalert@redhat.com (Patch, Third Party Advisory)
- secalert@redhat.com (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-20227?
- CVE-2021-20227 is a medium-severity vulnerability in Oracle Communications Network Charging And Control, classified under Use After Free. CVSS score: 5.5/10. Published 2021-03-23.
- How severe is CVE-2021-20227?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2021-20227 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.