Heap-based buffer overflow in IBM FlashSystem models 840 and 900

1) Heap-based buffer overflow

EUVDB-ID: #VU13889

Risk: High

CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2017-17833

CWE-ID: CWE-122 - Heap-based Buffer Overflow

Exploit availability: No

Description

The vulnerability allows a remote attacker to cause DoS condition or execute arbitrary code on the target system.

The vulnerability exists due to heap-based buffer overflow. A remote unauthenticated attacker can trigger memory corruption and cause the service to crash or execute arbitrary code with elevated privileges.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

FlashSystem 900 9843-UF3: All versions

FlashSystem 840 9840-AE1 & 9843-AE1: All versions

FlashSystem 900 9840-AE3 and 9843-AE3: All versions

FlashSystem 900 9840-AE2 and 9843-AE2: All versions

CPE2.3

• cpe:2.3:a:ibm_corporation:flashsystem_900_9843-uf3:*:*:*:*:*:*:*:*
• cpe:2.3:a:ibm_corporation:flashsystem_840_9840-ae1_and_9843-ae1:*:*:*:*:*:*:*:*
• cpe:2.3:h:ibm_corporation:flashsystem_900_9840-ae3_and_9843-ae3:*:*:*:*:*:*:*:*
• cpe:2.3:h:ibm_corporation:flashsystem_900_9840-ae2_and_9843-ae2:*:*:*:*:*:*:*:*

External links

https://www.ibm.com/support/pages/node/957097

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.