Multiple vulnerabilities in OpenBMC firmware



Risk Low
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2023-35123
CVE-2023-49144
CWE-ID CWE-248
CWE-125
Exploitation vector Network
Public exploit N/A
Vulnerable software
 4th Generation Intel Xeon Scalable Processors
Hardware solutions / Firmware

5th Generation Intel Xeon Scalable processors
Hardware solutions / Firmware

OpenBMC
Hardware solutions / Firmware

Vendor Intel

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Uncaught Exception

EUVDB-ID: #VU96246

Risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-35123

CWE-ID: CWE-248 - Uncaught Exception

Exploit availability: No

Description

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

The vulnerability exists due to an uncaught exception in the OpenBMC firmware. A remote user can send specially crafted traffic to the system and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

4th Generation Intel Xeon Scalable Processors: All versions

5th Generation Intel Xeon Scalable processors: All versions

OpenBMC: before egs-1.14-0

CPE2.3 External links

http://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-01078.html


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.

2) Out-of-bounds read

EUVDB-ID: #VU96247

Risk: Low

CVSSv3.1: 2 [CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-49144

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

The vulnerability allows a local user to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition. A local user can trigger an out-of-bounds read error and read contents of memory on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

4th Generation Intel Xeon Scalable Processors: All versions

5th Generation Intel Xeon Scalable processors: All versions

OpenBMC: before egs-1.15-0

CPE2.3 External links

http://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-01078.html


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.

Is there known malware, which exploits this vulnerability?

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



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