Restricted shell escape in IBM FlashSystem 900

1) Improper Neutralization of Special Elements in Output Used by a Downstream Component

EUVDB-ID: #VU66528

Risk: Medium

CVSSv3.1: 7.1 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-29873

CWE-ID: CWE-74 - Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

Exploit availability: No

Description

The vulnerability allows a remote user to gain access to potentially sensitive information and perform a denial of service attack.

The vulnerability exists due to restricted shell escape. A remote user can gain unauthorized access to sensitive information on the system and perform a denial of service attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

FlashSystem 900 9840-AE1 and 9843-AE1: before 1.6.1.4

FlashSystem 900 9840-AE2 and 9843-AE2: before 1.6.1.4

FlashSystem 900 9840-AE3 and 9843-AE3: before 1.6.1.4

External links

http://www.ibm.com/support/pages/node/6497111
http://www.ibm.com/support/pages/node/6507091
http://exchange.xforce.ibmcloud.com/vulnerabilities/206229

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

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