Intel Slim Bootloader improper authentication

CVSS Meta Temp Score
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CTI Interest Score
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6.8$0-$5k0.00

Summaryinfo

A vulnerability has been found in Intel Slim Bootloader and classified as critical. This affects an unknown part. Performing a manipulation results in improper authentication. This vulnerability is identified as CVE-2025-20083. The attack is only possible with local access. There is not any exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability classified as critical has been found in Intel Slim Bootloader (the affected version unknown). This affects an unknown part. The manipulation with an unknown input leads to a improper authentication vulnerability. CWE is classifying the issue as CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Improper authentication in the firmware for the Intel(R) Slim Bootloader may allow a privileged user to potentially enable escalation of privilege via local access.

It is possible to read the advisory at intel.com. This vulnerability is uniquely identified as CVE-2025-20083 since 11/06/2024. The exploitability is told to be difficult. Attacking locally is a requirement. The exploitation needs additional levels of successful authentication. The technical details are unknown and an exploit is not publicly available.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at EUVD (EUVD-2025-14567) and CERT Bund (WID-SEC-2025-1030). Be aware that VulDB is the high quality source for vulnerability data.

Affected

  • Debian Linux
  • Google Cloud Platform
  • Amazon Linux 2
  • Fedora Linux
  • Ubuntu Linux
  • SUSE Linux
  • Dell PowerEdge
  • HPE Synergy
  • Lenovo Computer
  • HPE ProLiant
  • SUSE openSUSE
  • HP Computer
  • Lenovo BIOS
  • Dell Avamar
  • Dell Computer
  • Intel Prozessor

Productinfo

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔍
CNA CVSS-BT Score: 🔍
CNA Vector: 🔍

CVSSv3info

VulDB Meta Base Score: 6.9
VulDB Meta Temp Score: 6.8

VulDB Base Score: 6.4
VulDB Temp Score: 6.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 7.5
CNA Vector (intel): 🔍

CVSSv2info

AVACAuCIA
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💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Improper authentication
CWE: CWE-287
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/06/2024 🔍
05/14/2025 +188 days 🔍
05/14/2025 +0 days 🔍
09/01/2025 +110 days 🔍

Sourcesinfo

Vendor: intel.com

Advisory: intel-sa-01290
Status: Confirmed

CVE: CVE-2025-20083 (🔍)
GCVE (CVE): GCVE-0-2025-20083
GCVE (VulDB): GCVE-100-308871
EUVD: 🔍
CERT Bund: WID-SEC-2025-1030 - Intel Prozessoren: Mehrere Schwachstellen

Entryinfo

Created: 05/14/2025 07:32
Updated: 09/01/2025 11:31
Changes: 05/14/2025 07:32 (74), 05/16/2025 07:37 (1), 09/01/2025 11:31 (7)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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