CVE-2024-29979

Unsafe Handling of Phoenix UEFI Variables

4.6 Medium

Improper Check for Unusual or Exceptional Conditions vulnerability in Phoenix SecureCore™ for Intel Kaby Lake, Phoenix SecureCore™ for Intel Coffee Lake, Phoenix SecureCore™ for Intel Comet Lake, Phoenix SecureCore™ for Intel Ice Lake allows Input Data Manipulation.This issue affects SecureCore™ for Intel Kaby Lake: before 4.0.1.1012; SecureCore™ for Intel Coffee Lake: before 4.1.0.568; SecureCore™ for Intel Comet Lake: before 4.2.1.292; SecureCore™ for Intel Ice Lake: before 4.2.0.334.

Attack profile

How easy it is to exploit

Attack vector: Local
Complexity: Low
Privileges needed: High
User interaction: None

What an attacker can affect

Confidentiality: None
Integrity: None
Availability: Low

Exploit likelihood

0.19%Up 0.1 points since Jan 15, 2025

What each source reports

CVE List Score used 4.6

Unsafe Handling of Phoenix UEFI Variables

Record: CVE-2024-29979
CVSS 4.0: 4.6 MediumCVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:L
CVSS 3.1: 2.3 LowCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L
Weakness: CWE-754
Updated: 2026-11-02

EUVDEUVD-2024-26951 4.6

Record: EUVD-2024-26951
CVSS 4.0: 4.6 MediumCVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:L
Updated: 2026-11-02

GitHub AdvisoriesGHSA-x4p9-p8g9-v45f 4.6

Improper Check for Unusual or Exceptional Conditions vulnerability in Phoenix SecureCore™ for...

Record: GHSA-x4p9-p8g9-v45f
CVSS 4.0: 4.6 MediumCVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS 3.1: 2.3 LowCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L
Weakness: CWE-754
Updated: 2026-11-02

NVD 4.6

Record: CVE-2024-29979
CVSS 4.0: 4.6 MediumCVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS 3.1: 2.3 LowCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L
CVSS 3.1: 3.3 LowCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Weakness: CWE-754
Updated: 2026-11-02

Affected products

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2024-29979 is a medium vulnerability (CVSS 4.6) in Phoenix Securecore™ For Intel Coffee Lake, published January 14, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.19%, the 8th percentile. No source names a fixed version.