Vulnerability Intelligence Report
CVE-2020-17516
Apache Cassandra versions 2.1.0 to 2.1.22, 2.2.0 to 2.2.19, 3.0.0 to 3.0.23, and 3.11.0 to 3.11.9, when using 'dc' or 'rack' internode_encryption setting, allows both encrypted and unencrypted internode connections. A misconfigured node or a malicious user can use the unencrypted connection despite not being in the same rack or dc, and bypass mutual TLS requirement.
No Active Exploit Signals
CVSS Base Score
7.5
HIGH
EPSS Probability:1.93%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-290 ↗CWE-290: Authentication Bypass by Spoofing
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| apache | cassandra | all |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
1.931%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Apache Software Foundation · Vendor · USA |
| Reserved | 2020-08-12T00:00:00 |
| Published | 2021-02-03T16:40:04 |
| Last Updated | 2024-08-04T14:00:48 |
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