Multiple vulnerabilities in Dell EMC PowerFlex rack



Risk High
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2021-1361
CVE-2021-21994
CWE-ID CWE-552
CWE-287
Exploitation vector Network
Public exploit N/A
Vulnerable software
 PowerFlex rack
Other software / Other software solutions

Vendor Dell

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Files or directories accessible to external parties

EUVDB-ID: #VU50933

Risk: High

CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-1361

CWE-ID: CWE-552 - Files or Directories Accessible to External Parties

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to the service at port 9075/tcp is incorrectly configured to listen and respond to external connection requests. A remote non-authenticated attacker can send specially crafted packets to port 9075/tcp and create, delete, or overwrite arbitrary files on the system with root privileges.

Successful exploitation of the vulnerability may results in a complete compromise of the affected system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

PowerFlex rack: before 3.3.10.0

CPE2.3 External links

http://www.dell.com/support/kbdoc/en-us/000192692/dsa-2021-219-dell-emc-powerflex-rack-security-update-for-a-cisco-nexus-switch-vulnerability


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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

2) Improper Authentication

EUVDB-ID: #VU54814

Risk: High

CVSSv3.1: 7.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-21994

CWE-ID: CWE-287 - Improper Authentication

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to an error in when processing authentication requests in SFCB (Small Footprint CIM Broker). A remote attacker can send specially crafted requests to port 5989/tcp, bypass SFCB authentication and gain unauthorized access to the system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

PowerFlex rack: before 3.3.10.0

CPE2.3 External links

http://www.dell.com/support/kbdoc/en-us/000192692/dsa-2021-219-dell-emc-powerflex-rack-security-update-for-a-cisco-nexus-switch-vulnerability


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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



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