Multiple vulnerabilities in IBM Spectrum Scale

Published: 2021-04-28

Risk	Medium
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2021-29667 CVE-2021-29666
CWE-ID	CWE-94 CWE-79
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	IBM Spectrum Scale Client/Desktop applications / File managers, FTP clients
Vendor	IBM Corporation

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) CSV Injection

EUVDB-ID: #VU52709

Risk: Medium

CVSSv3.1: 4.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-29667

CWE-ID: CWE-94 - Improper Control of Generation of Code ('Code Injection')

Exploit availability: No

Description

The vulnerability allows a remote user to inject arbitrary code into CSV files.

The vulnerability exists due to improper input validation. A remote attacker can inject arbitrary code into a CSV file.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

IBM Spectrum Scale: 5.0.5.6 - 5.1.0.2

External links

http://www.ibm.com/support/pages/node/6447107
http://exchange.xforce.ibmcloud.com/vulnerabilities/199403

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) Cross-site scripting

EUVDB-ID: #VU52710

Risk: Low

CVSSv3.1: 4.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-29666

CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Exploit availability: No

Description

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data. A remote authenticated attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.