Vulnerability identifier: #VU46223

Vulnerability risk: Low

CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-13946

CWE-ID: CWE-264

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Cassandra
Server applications / Database software

Vendor: Apache Foundation

Description

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

The vulnerability exists due application allows remote method invocation. A local user with limited access to the system can use RMI rebind attack vector to perform a MitM attack and obtain user names and passwords used to access the JMX interface.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Cassandra: 3.11 - 3.11.7, 3.0.0 - 3.0.21, 2.2.0 - 2.2.17, 2.1 - 2.1.21

---

External links
http://lists.apache.org/thread.html/r1fd117082b992e7d43c1286e966c285f98aa362e685695d999ff42f7@%3Cuser.cassandra.apache.org%3E
http://lists.apache.org/thread.html/r718e01f61b35409a4f7a3ccbc1cb5136a1558a9f9c2cb8d4ca9be1ce@%3Cuser.cassandra.apache.org%3E
http://lists.apache.org/thread.html/rcd7544b24d8fc32b7950ec4c117052410b661babaa857fb1fc641152%40%3Cuser.cassandra.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.