Insyde IHISI up to 05.61.18 UEFI improper authentication

Summaryinfo

A vulnerability described as critical has been identified in Insyde IHISI up to 05.29.18/05.38.18/05.46.18/05.54.18/05.61.18. Affected is an unknown function of the component UEFI Handler. The manipulation results in improper authentication. This vulnerability is identified as CVE-2024-39707. There is not any exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as critical, was found in Insyde IHISI up to 05.29.18/05.38.18/05.46.18/05.54.18/05.61.18. Affected is an unknown code block of the component UEFI Handler. 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. CVE summarizes:

Insyde IHISI function 0x49 can restore factory defaults for certain UEFI variables without further authentication by default, which could lead to a possible roll-back attack in certain platforms. This is fixed in: kernel 5.2, version 05.29.19; kernel 5.3, version 05.38.19; kernel 5.4, version 05.46.19; kernel 5.5, version 05.54.19; kernel 5.6, version 05.61.19.

The advisory is available at insyde.com. This vulnerability is traded as CVE-2024-39707 since 06/27/2024. The exploitability is told to be easy. The exploitation doesn't require any form of authentication. The technical details are unknown and an exploit is not available.

Upgrading to version 05.29.19, 05.38.19, 05.46.19, 05.54.19 or 05.61.19 eliminates this vulnerability.

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Productinfo

Vendor

• Insyde

Name

• IHISI

Version

• 05.29.0
• 05.29.1
• 05.29.2
• 05.29.3
• 05.29.4
• 05.29.5
• 05.29.6
• 05.29.7
• 05.29.8
• 05.29.9
• 05.29.10
• 05.29.11
• 05.29.12
• 05.29.13
• 05.29.14
• 05.29.15
• 05.29.16
• 05.29.17
• 05.29.18
• 05.38.0
• 05.38.1
• 05.38.2
• 05.38.3
• 05.38.4
• 05.38.5
• 05.38.6
• 05.38.7
• 05.38.8
• 05.38.9
• 05.38.10
• 05.38.11
• 05.38.12
• 05.38.13
• 05.38.14
• 05.38.15
• 05.38.16
• 05.38.17
• 05.38.18
• 05.46.0
• 05.46.1
• 05.46.2
• 05.46.3
• 05.46.4
• 05.46.5
• 05.46.6
• 05.46.7
• 05.46.8
• 05.46.9
• 05.46.10
• 05.46.11
• 05.46.12
• 05.46.13
• 05.46.14
• 05.46.15
• 05.46.16
• 05.46.17
• 05.46.18
• 05.54.0
• 05.54.1
• 05.54.2
• 05.54.3
• 05.54.4
• 05.54.5
• 05.54.6
• 05.54.7
• 05.54.8
• 05.54.9
• 05.54.10
• 05.54.11
• 05.54.12
• 05.54.13
• 05.54.14
• 05.54.15
• 05.54.16
• 05.54.17
• 05.54.18
• 05.61.0
• 05.61.1
• 05.61.2
• 05.61.3
• 05.61.4
• 05.61.5
• 05.61.6
• 05.61.7
• 05.61.8
• 05.61.9
• 05.61.10
• 05.61.11
• 05.61.12
• 05.61.13
• 05.61.14
• 05.61.15
• 05.61.16
• 05.61.17
• 05.61.18

License

• commercial

CPE 2.3info

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CPE 2.2info

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Entryinfo

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