Vulnerability in Apache Spark
CVE-2019-20445
HttpObjectDecoder.java in Netty before 4.1.44 allows a Content-Length header to be accompanied by a second Content-Length header, or by a Transfer-Encoding header.
Vulnerability class: HTTP Request Smuggling
EPSS: 0.135 (96.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.
Affected products
- Apache Spark — versions 2.4.7, 2.4.8
- Netty
- Canonical Ubuntu_linux — versions 18.04
- Debian Debian_linux — versions 8.0, 9.0, 10.0
- Fedoraproject Fedora — versions 33
- Redhat Enterprise_linux — versions 6.0, 7.0, 8.0
- Redhat Jboss_amq_clients — versions 2
- Redhat Jboss_enterprise_application_platform — versions 7.2, 7.3
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC, Release Notes)
- cve@mitre.org (Exploit, Patch, Third Party Advisory, x_refsource_MISC, Issue Tracking)
- cve@mitre.org (mailing-list, x_refsource_MLIST)
- cve@mitre.org (mailing-list, x_refsource_MLIST)
- cve@mitre.org (mailing-list, x_refsource_MLIST)
- cve@mitre.org (mailing-list, x_refsource_MLIST)
- cve@mitre.org (mailing-list, x_refsource_MLIST)
- cve@mitre.org (mailing-list, x_refsource_MLIST)
- cve@mitre.org (mailing-list, x_refsource_MLIST)
- cve@mitre.org (x_refsource_MISC)
Frequently asked questions
- What is CVE-2019-20445?
- CVE-2019-20445 is a critical-severity vulnerability in Apache Spark, classified under Inconsistent Interpretation of HTTP Requests (HTTP Request/Response Smuggling). CVSS score: 9.1/10. Published 2020-01-29.
- How severe is CVE-2019-20445?
- Critical severity. CVSS v3 base score is 9.1 out of 10.
- Is CVE-2019-20445 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.