IBM Spectrum Scale update for Samba



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2021-23192
CWE-ID CWE-20
Exploitation vector Network
Public exploit N/A
Vulnerable software
 IBM Spectrum Scale
Client/Desktop applications / File managers, FTP clients

Vendor IBM Corporation

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Input validation error

EUVDB-ID: #VU58091

Risk: Medium

CVSSv4.0: 1.7 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2021-23192

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

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

The vulnerability exists due to the DCE/RPC fragment injection issue. A remote attacker can replace subsequent fragments in requests with their own data and alter the server behavior.

Mitigation

Install update from vendor's website.

Vulnerable software versions

IBM Spectrum Scale: 5.1.0.0 - 5.1.2.1

CPE2.3 External links

https://www.ibm.com/blogs/psirt/security-bulletin-a-vulnerability-in-samba-affects-ibm-spectrum-scale-smb-protocol-access-method-cve-2021-23192/
https://www.ibm.com/support/pages/node/6565039


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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