THREATPORT/VULNERABILITY/CVE-2021-2471
MEDIUM SEVERITY

CVE-2021-2471

Communications Cloud Native Core Console vulnerability

CVSS
5.9
EPSS
7.3%
EPSS pct
94th
Exploited
No known
Vulnerability in the MySQL Connectors product of Oracle MySQL (component: Connector/J). Supported versions that are affected are 8.0.26 and prior. Difficult to exploit vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Connectors. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all MySQL Connectors accessible data and unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Connectors. CVSS 3.1 Base Score 5.9 (Confidentiality and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:H).
Affected vendor
Oracle
Affected product
Communications Cloud Native Core Console
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:H
Published
2021-10-20

Risk analysis

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

Its EPSS score of 7.3% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 94% of all scored CVEs.

Check your external exposure to CVE-2021-2471

  • Confirm whether Oracle Communications Cloud Native Core Console is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2021-2471.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2021-2471

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