Dell Client Platform BIOS up to 1.17.x/2.41.x/2.45.x security version number mutable to older versions

Summaryinfo

A vulnerability classified as problematic was found in Dell Client Platform BIOS up to 1.17.x/2.41.x/2.45.x. The affected element is an unknown function. The manipulation results in security version number mutable to older versions. This vulnerability is reported as CVE-2025-29989. The attack requires a local approach. No exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Dell Client Platform BIOS up to 1.17.x/2.41.x/2.45.x. It has been classified as problematic. Affected is an unknown function. The manipulation with an unknown input leads to a security version number mutable to older versions vulnerability. CWE is classifying the issue as CWE-1328. Security-version number in hardware is mutable, resulting in the ability to downgrade (roll-back) the boot firmware to vulnerable code versions. This is going to have an impact on integrity, and availability. CVE summarizes:

Dell Client Platform BIOS contains a Security Version Number Mutable to Older Versions vulnerability. A high privileged attacker with local access could potentially exploit this vulnerability, leading to BIOS upgrade denial.

The advisory is shared for download at dell.com. This vulnerability is traded as CVE-2025-29989 since 03/13/2025. The exploitability is told to be easy. The attack needs to be approached locally. Additional levels of successful authentication are required for exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available.

Upgrading to version 1.18.0, 2.42.0 or 2.46.0 eliminates this vulnerability.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

• Dell

Name

• Client Platform BIOS

Version

• 1.0
• 1.1
• 1.2
• 1.3
• 1.4
• 1.5
• 1.6
• 1.7
• 1.8
• 1.9
• 1.10
• 1.11
• 1.12
• 1.13
• 1.14
• 1.15
• 1.16
• 1.17
• 2.0
• 2.1
• 2.2
• 2.3
• 2.4
• 2.5
• 2.6
• 2.7
• 2.8
• 2.9
• 2.10
• 2.11
• 2.12
• 2.13
• 2.14
• 2.15
• 2.16
• 2.17
• 2.18
• 2.19
• 2.20
• 2.21
• 2.22
• 2.23
• 2.24
• 2.25
• 2.26
• 2.27
• 2.28
• 2.29
• 2.30
• 2.31
• 2.32
• 2.33
• 2.34
• 2.35
• 2.36
• 2.37
• 2.38
• 2.39
• 2.40
• 2.41
• 2.42
• 2.43
• 2.44
• 2.45

License

• commercial

Website

• Vendor: https://www.dell.com/

CPE 2.3info

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CPE 2.2info

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Once again VulDB remains the best source for vulnerability data.

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