Vulnerability identifier: #VU20291

Vulnerability risk: Low

CVSSv3.1: 2.9 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-10099

CWE-ID: CWE-312

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Apache Spark
Server applications / Frameworks for developing and running applications

Vendor: Apache Foundation

Description

The vulnerability allows a local user to gain access to sensitive information.

The vulnerability exists due to an error that leads to writing data in plain text even if "spark.io.encryption.enabled=true" is set. A local user can gain access to sensitive information.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Apache Spark: 2.3.0 - 2.3.2, 2.2.0 - 2.2.3, 2.1.0 - 2.1.3, 2.0.0 - 2.0.2, 1.6.0 - 1.6.3, 1.5.0 - 1.5.2, 1.4.0 - 1.4.1, 1.3.0 - 1.3.1, 1.2.0 - 1.2.1, 1.1.0 - 1.1.1, 1.0.0 - 1.0.2, 0.9.0 - 0.9.2, 0.8.0 - 0.8.1, 0.7.0 - 0.7.3, 0.6.0 - 0.6.2, 0.5.2

---

External links
http://lists.apache.org/thread.html/c2a39c207421797f82823a8aff488dcd332d9544038307bf69a2ba9e@%3Cuser.spark.apache.org%3E

---

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.