Multiple vulnerabilities in IBM Storage Scale System

Published: 2024-07-16 | Updated: 2024-12-19

Risk	High
Patch available	YES
Number of vulnerabilities	6
CVE-ID	CVE-2023-51043 CVE-2024-1086 CVE-2024-0646 CVE-2023-6932 CVE-2024-26582 CVE-2023-6817
CWE-ID	CWE-416 CWE-787
Exploitation vector	Network
Public exploit	Vulnerability #2 is being exploited in the wild.
Vulnerable software	IBM Storage Scale System Server applications / File servers (FTP/HTTP)
Vendor	IBM Corporation

Security Bulletin

This security bulletin contains information about 6 vulnerabilities.

1) Use-after-free

EUVDB-ID: #VU86268

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-51043

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a use-after-free error in drivers/gpu/drm/drm_atomic.c. A local user can trigger a use-after-free error and execute arbitrary code with elevated privileges.

Mitigation

Install update from vendor's website.

Vulnerable software versions

IBM Storage Scale System: before 6.1.9.3

CPE2.3

cpe:2.3:a:ibm_corporation:ibm_storage_scale_system:*:*:*:*:*:*:*:*

External links

https://www.ibm.com/support/pages/node/7158270

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.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

The attacker would have to login to the system and perform certain actions in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

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

2) Use-after-free

EUVDB-ID: #VU86577

Risk: High

CVSSv4.0: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Amber]

CVE-ID: CVE-2024-1086

CWE-ID: CWE-416 - Use After Free

Exploit availability: Yes

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a use-after-free error within the netfilter nf_tables component in Linux kernel. A local user can trigger a use-after-free error and execute arbitrary code on the system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

IBM Storage Scale System: before 6.1.9.3

CPE2.3

cpe:2.3:a:ibm_corporation:ibm_storage_scale_system:*:*:*:*:*:*:*:*

External links

https://www.ibm.com/support/pages/node/7158270

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.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

The attacker would have to login to the system and perform certain actions in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

Yes. This vulnerability is being exploited in the wild.

3) Out-of-bounds write

EUVDB-ID: #VU86246

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-0646

CWE-ID: CWE-787 - Out-of-bounds write

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a boundary error when processing untrusted input in the Linux kernel’s Transport Layer Security functionality in the way a user calls a function splice with a ktls socket as the destination. A local user can trigger an out-of-bounds write and execute arbitrary code with elevated privileges.

Mitigation

Install update from vendor's website.

Vulnerable software versions

IBM Storage Scale System: before 6.1.9.3

CPE2.3

cpe:2.3:a:ibm_corporation:ibm_storage_scale_system:*:*:*:*:*:*:*:*

External links

https://www.ibm.com/support/pages/node/7158270

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.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

The attacker would have to login to the system and perform certain actions in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

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

4) Use-after-free

EUVDB-ID: #VU84585

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-6932

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a local authenticated user to execute arbitrary code.

The vulnerability exists due to a use-after-free error within the ipv4 igmp component in Linux kernel. A local authenticated user can trigger a use-after-free error and execute arbitrary code.

Mitigation

Install update from vendor's website.

Vulnerable software versions

IBM Storage Scale System: before 6.1.9.3

CPE2.3

cpe:2.3:a:ibm_corporation:ibm_storage_scale_system:*:*:*:*:*:*:*:*

External links

https://www.ibm.com/support/pages/node/7158270

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.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

The attacker would have to login to the system and perform certain actions in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

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

5) Use-after-free

EUVDB-ID: #VU89002

Risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-26582

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a use-after-free error in net/tls/tls_sw.c during partial reads and async decrypt. A remote attacker can send specially crafted packets to the system and perform a denial of service (DoS) attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

IBM Storage Scale System: before 6.1.9.3

CPE2.3

cpe:2.3:a:ibm_corporation:ibm_storage_scale_system:*:*:*:*:*:*:*:*

External links

https://www.ibm.com/support/pages/node/7158270

Q & A

Can this vulnerability be exploited remotely?

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

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

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

6) Use-after-free

EUVDB-ID: #VU84586

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-6817

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a local authenticated user to escalate privileges on the system.

The vulnerability exists due to a use-after-free error within the netfilter nf_tables component in Linux kernel. A local authenticated user can trigger a use-after-free error and escalate privileges on the system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

IBM Storage Scale System: before 6.1.9.3

CPE2.3

cpe:2.3:a:ibm_corporation:ibm_storage_scale_system:*:*:*:*:*:*:*:*

External links

https://www.ibm.com/support/pages/node/7158270

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.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

The attacker would have to login to the system and perform certain actions in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

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