Brave Browser up to 1.42.50 ipfs Scheme ipfs_redirect_network_delegate_helper.cc OnBeforeURLRequest_IPFSRedirectWork denial of service

Summaryinfo

A vulnerability was found in Brave Browser up to 1.42.50 and classified as problematic. This affects the function ipfs::OnBeforeURLRequest_IPFSRedirectWork of the file ipfs_redirect_network_delegate_helper.cc of the component ipfs Scheme Handler. Such manipulation leads to denial of service. This vulnerability is uniquely identified as CVE-2022-47933. The attack can be launched remotely. No exploit exists. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Brave Browser up to 1.42.50 and classified as problematic. Affected by this issue is the function ipfs::OnBeforeURLRequest_IPFSRedirectWork of the file ipfs_redirect_network_delegate_helper.cc of the component ipfs Scheme Handler. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability. CVE summarizes:

Brave Browser before 1.42.51 allowed a remote attacker to cause a denial of service via a crafted HTML file that references the IPFS scheme. This vulnerability is caused by an uncaught exception in the function ipfs::OnBeforeURLRequest_IPFSRedirectWork() in ipfs_redirect_network_delegate_helper.cc.

The weakness was disclosed 12/25/2022 as 23646. The advisory is shared for download at github.com. This vulnerability is handled as CVE-2022-47933 since 12/23/2022. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1499.

Upgrading to version 1.42.51 eliminates this vulnerability. Applying the patch 7ef8cb2f232abdf59ec9c3c99a086a14b972bc56 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

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Productinfo

Vendor

• Brave

Name

• Browser

Version

• 1.42.0
• 1.42.1
• 1.42.2
• 1.42.3
• 1.42.4
• 1.42.5
• 1.42.6
• 1.42.7
• 1.42.8
• 1.42.9
• 1.42.10
• 1.42.11
• 1.42.12
• 1.42.13
• 1.42.14
• 1.42.15
• 1.42.16
• 1.42.17
• 1.42.18
• 1.42.19
• 1.42.20
• 1.42.21
• 1.42.22
• 1.42.23
• 1.42.24
• 1.42.25
• 1.42.26
• 1.42.27
• 1.42.28
• 1.42.29
• 1.42.30
• 1.42.31
• 1.42.32
• 1.42.33
• 1.42.34
• 1.42.35
• 1.42.36
• 1.42.37
• 1.42.38
• 1.42.39
• 1.42.40
• 1.42.41
• 1.42.42
• 1.42.43
• 1.42.44
• 1.42.45
• 1.42.46
• 1.42.47
• 1.42.48
• 1.42.49
• 1.42.50

License

• open-source

CPE 2.3info

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CPE 2.2info

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