CVE-2024-24980
Medium · 6.1CVSS
6.1
EPSS
0.2%
Published
Aug 14, 2024
CISA due date
—
Cloudanix analysis
A flaw in certain Intel processors could let someone already on the machine with special access get even more control, so updating the system fixes it.
- Exploitation
- Local Privilege
- Attacker needs
- High Privilege
- Complexity
- High
- Impact
- Privilege Gain
- Component
- Firmware
- Class
- Privilege Escalation
- Remediation
- Upgrade
- Effort
- Medium
- Patch risk
- Low
What it actually does
Protection mechanism failure in some 3rd, 4th, and 5th Generation Intel Xeon Processors allowing a privileged local user to escalate privileges.
Why it matters to the business
Attackers with existing local privileged access could gain additional control over affected servers, increasing risk of deeper compromise on systems using vulnerable Intel Xeon processors; low exploit likelihood reduces immediate urgency but still requires patching.
How an attack unfolds
A local attacker with high privileges leverages the processor protection flaw to bypass intended restrictions and achieve higher-level access on the host.
How to fix it
Apply processor microcode or firmware updates from Intel; for drupal (Bitnami) deployments ensure upgrade to version 9.3.19 or later as applicable.
How to confirm the fix worked
Verify processor microcode version against Intel advisory lists and confirm drupal (Bitnami) package version meets or exceeds 9.3.19.
Typical attack path
- Obtain privileged local access to a system with affected Intel Xeon processor
- Trigger the protection mechanism failure through crafted local operations
- Escalate privileges to perform unauthorized actions on the system
How to detect it
Check system logs and processor microcode status for signs of unexpected privilege changes; no known public exploitation campaigns or threat actors associated with this issue.
What your security team should do
- Prioritize firmware updates for affected Intel Xeon systems within standard maintenance windows
- Review local access controls to limit privileged accounts
- Monitor EPSS and exploit maturity trends for any increase in activity
The record
Protection mechanism failure in some 3rd, 4th, and 5th Generation Intel(R) Xeon(R) Processors may allow a privileged user to potentially enable escalation of privilege via local access.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
|---|---|---|---|
| Alpine:v3.17 | intel-ucode | 0 | 20240813-r0 |
| Alpine:v3.18 | intel-ucode | 0 | 20240813-r0 |
| Alpine:v3.19 | intel-ucode | 0 | 20240813-r0 |
| Alpine:v3.20 | intel-ucode | 0 | 20240813-r0 |
| Alpine:v3.21 | intel-ucode | 0 | 20240813-r0 |
| Alpine:v3.22 | intel-ucode | 0 | 20240813-r0 |
| Debian:11 | intel-microcode | 0 | 3.20240813.1~deb11u1 |
| Debian:12 | intel-microcode | 0 | 3.20240813.1~deb12u1 |
| Debian:13 | intel-microcode | 0 | 3.20240813.1 |
| Mageia:9 | microcode | 0 | 0.20240813-1.mga9.nonfree |
| SUSE:Enterprise Storage 7.1 | ucode-intel | 0 | 20240813-150200.44.1 |
| SUSE:Linux Enterprise High Performance Computing 15 SP2-LTSS | ucode-intel | 0 | 20240813-150200.44.1 |
| SUSE:Linux Enterprise High Performance Computing 15 SP3-LTSS | ucode-intel | 0 | 20240813-150200.44.1 |
| SUSE:Linux Enterprise High Performance Computing 15 SP4-ESPOS | ucode-intel | 0 | 20240813-150200.44.1 |
| SUSE:Linux Enterprise High Performance Computing 15 SP4-LTSS | ucode-intel | 0 | 20240813-150200.44.1 |
| SUSE:Linux Enterprise Micro 5.1 | ucode-intel | 0 | 20240813-150200.44.1 |
| SUSE:Linux Enterprise Micro 5.2 | ucode-intel | 0 | 20240813-150200.44.1 |
| SUSE:Linux Enterprise Micro 5.3 | ucode-intel | 0 | 20240813-150200.44.1 |
| SUSE:Linux Enterprise Micro 5.4 | ucode-intel | 0 | 20240813-150200.44.1 |
| SUSE:Linux Enterprise Micro 5.5 | ucode-intel | 0 | 20240813-150200.44.1 |
| SUSE:Linux Enterprise Module for Basesystem 15 SP5 | ucode-intel | 0 | 20240813-150200.44.1 |
| SUSE:Linux Enterprise Module for Basesystem 15 SP6 | ucode-intel | 0 | 20240813-150200.44.1 |
| SUSE:Linux Enterprise Server 11 SP4 LTSS EXTREME CORE | microcode_ctl | 0 | 1.17-102.83.81.1 |
| SUSE:Linux Enterprise Server 12 SP5 | ucode-intel | 0 | 20240813-140.1 |
| SUSE:Linux Enterprise Server 15 SP2-LTSS | ucode-intel | 0 | 20240813-150200.44.1 |
| SUSE:Linux Enterprise Server 15 SP3-LTSS | ucode-intel | 0 | 20240813-150200.44.1 |
| SUSE:Linux Enterprise Server 15 SP4-LTSS | ucode-intel | 0 | 20240813-150200.44.1 |
| SUSE:Linux Enterprise Server for SAP Applications 12 SP5 | ucode-intel | 0 | 20240813-140.1 |
| SUSE:Linux Enterprise Server for SAP Applications 15 SP2 | ucode-intel | 0 | 20240813-150200.44.1 |
| SUSE:Linux Enterprise Server for SAP Applications 15 SP3 | ucode-intel | 0 | 20240813-150200.44.1 |
| SUSE:Linux Enterprise Server for SAP Applications 15 SP4 | ucode-intel | 0 | 20240813-150200.44.1 |
| SUSE:Manager Proxy 4.3 | ucode-intel | 0 | 20240813-150200.44.1 |
| SUSE:Manager Server 4.3 | ucode-intel | 0 | 20240813-150200.44.1 |
| Ubuntu:20.04:LTS | intel-microcode | 0 | 3.20240813.0ubuntu0.20.04.2 |
| Ubuntu:22.04:LTS | intel-microcode | 0 | 3.20240813.0ubuntu0.22.04.2 |
| Ubuntu:24.04:LTS | intel-microcode | 0 | 3.20240813.0ubuntu0.24.04.2 |
| Ubuntu:Pro:14.04:LTS | intel-microcode | 0 | No fix |
| Ubuntu:Pro:16.04:LTS | intel-microcode | 0 | 3.20240813.0ubuntu0.16.04.1+esm2 |
| Ubuntu:Pro:18.04:LTS | intel-microcode | 0 | 3.20240813.0ubuntu0.18.04.1+esm2 |
| openSUSE:Leap 15.5 | ucode-intel | 0 | 20240813-150200.44.1 |
| openSUSE:Leap 15.6 | ucode-intel | 0 | 20240813-150200.44.1 |
| openSUSE:Leap Micro 5.5 | ucode-intel | 0 | 20240813-150200.44.1 |
| openSUSE:Tumbleweed | ucode-intel | 0 | 20240813-1.1 |
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