Vulnerability identifier: #VU82351

Vulnerability risk: Low

CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-23583

CWE-ID: CWE-1281

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
3rd Generation Intel Xeon Scalable Processors
Hardware solutions / Firmware
Intel Xeon D Processors
Hardware solutions / Firmware
10th Generation Intel Core Processors
Hardware solutions / Firmware
11th Generation Intel Core Processors
Hardware solutions / Firmware
Intel Xeon Processors
Hardware solutions / Firmware
4th Generation Intel Xeon Scalable Processors
Hardware solutions / Firmware
4th Generation Intel Xeon Platinum processors
Hardware solutions / Firmware
4th Generation Intel Xeon Gold Processors
Hardware solutions / Firmware
4th Generation Intel Xeon Silver Processors
Hardware solutions / Firmware
4th Generation Intel Xeon Bronze Processors
Hardware solutions / Firmware
Intel Xeon Scalable Processors with Intel vRAN
Hardware solutions / Firmware
Intel Xeon W workstation processors
Hardware solutions / Firmware
12th Generation Intel Core Processors
Hardware solutions / Firmware
Intel Pentium Gold Processor Series
Hardware solutions / Firmware
Intel Celeron Processors
Hardware solutions / Firmware
13th Generation Intel Core Processors
Hardware solutions / Firmware
Intel Processor U-series
Hardware solutions / Firmware
Intel Xeon Scalable Processors
Hardware solutions / Other hardware appliances

Vendor: Intel

Description

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

The vulnerability exists due to an error related to processing of Sequence of processor instructions. A local user can execute arbitrary code with elevated privileges.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

3rd Generation Intel Xeon Scalable Processors: All versions

Intel Xeon D Processors: All versions

10th Generation Intel Core Processors: All versions

11th Generation Intel Core Processors: All versions

Intel Xeon Processors: All versions

4th Generation Intel Xeon Scalable Processors: All versions

4th Generation Intel Xeon Platinum processors: All versions

4th Generation Intel Xeon Gold Processors: All versions

4th Generation Intel Xeon Silver Processors: All versions

4th Generation Intel Xeon Bronze Processors: All versions

Intel Xeon Scalable Processors with Intel vRAN: All versions

Intel Xeon Scalable Processors: All versions

Intel Xeon W workstation processors: All versions

12th Generation Intel Core Processors: All versions

Intel Pentium Gold Processor Series: All versions

Intel Celeron Processors: All versions

13th Generation Intel Core Processors: All versions

Intel Processor U-series: All versions

---

External links
http://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00950.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.