Vulnerability in Apache Kudu
CVE-2021-21295
Netty is an open-source, asynchronous event-driven network application framework for rapid development of maintainable high performance protocol servers & clients. In Netty (io.netty:netty-codec-http2) before version 4.1.60.Final there is…
Vulnerability class: HTTP Request Smuggling
EPSS: 0.189 (97.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N.
Affected products
- Apache Kudu
- Apache Zookeeper — versions 3.5.9
- Netapp Oncommand_api_services
- Netapp Oncommand_workflow_automation
- Netty Io.netty:netty-codec-http2 — versions < 4.1.60.Final
- Netty
- Oracle Communications_cloud_native_core_policy — versions 1.14.0
- Quarkus
- Debian Debian_linux — versions 10.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security-advisories@github.com (x_refsource_CONFIRM, Third Party Advisory)
- security-advisories@github.com (Patch, Third Party Advisory, x_refsource_MISC)
- security-advisories@github.com (Patch, x_refsource_MISC, Vendor Advisory)
- security-advisories@github.com (mailing-list, x_refsource_MLIST)
- security-advisories@github.com (mailing-list, x_refsource_MLIST)
- security-advisories@github.com (mailing-list, x_refsource_MLIST)
- security-advisories@github.com (mailing-list, x_refsource_MLIST)
- security-advisories@github.com (mailing-list, x_refsource_MLIST)
- security-advisories@github.com (mailing-list, x_refsource_MLIST)
- security-advisories@github.com (mailing-list, x_refsource_MLIST)
Frequently asked questions
- What is CVE-2021-21295?
- CVE-2021-21295 is a medium-severity vulnerability in Apache Kudu, classified under Inconsistent Interpretation of HTTP Requests (HTTP Request/Response Smuggling). CVSS score: 5.9/10. Published 2021-03-09.
- How severe is CVE-2021-21295?
- Medium severity. CVSS v3 base score is 5.9 out of 10.
- Is CVE-2021-21295 known to be exploited?
- 5 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.