Apache Flink 1.5.1 introduced a REST handler that allows you to write an uploaded file to an arbitrary location on the local file system, through a maliciously modified HTTP HEADER. The files can be written to any location accessible by Flink 1.5.1. All users should upgrade to Flink 1.11.3 or 1.12.0 if their Flink instance(s) are exposed. The issue was fixed in commit a5264a6f41524afe8ceadf1d8ddc8c80f323ebc4 from apache/flink:master.

There are packages installed that are affected by a vulnerability referenced in the following CVE:

  - Apache Flink 1.5.1 introduced a REST handler that allows you to write an uploaded file to an arbitrary
    location on the local file system, through a maliciously modified HTTP HEADER. The files can be written to
    any location accessible by Flink 1.5.1. All users should upgrade to Flink 1.11.3 or 1.12.0 if their Flink
    instance(s) are exposed. The issue was fixed in commit a5264a6f41524afe8ceadf1d8ddc8c80f323ebc4 from
    apache/flink:master. (CVE-2020-17518)

ID	Name	Product	Family	Type	Severity
412194	SCA: security update for org.apache.flink:flink-runtime (GHSA-7q5g-gph2-4rc6)	Tenable Cloud Security	SCA Checks	Local	high
412194	SCA: security update for org.apache.flink:flink-runtime (GHSA-7q5g-gph2-4rc6)	Tenable Self-Hosted Container Security	SCA Checks	Local	high

Detections

Analytics

CVE-2020-17518

high

Tenable Plugins

high

high