Medium severity · published Dec 24, 2022
CVE-2022-47933
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
6.5
CVSS
0.9%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.9% · higher than 59% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
BR
Brave · Brave
before 1.42.51 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-47933
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-47933
Exploit
https://github.com/brave/brave-browser/issues/23646
Issue Tracking
https://github.com/brave/brave-browser/issues/24378
Patch
https://github.com/brave/brave-core/commit/7ef8cb2f232abdf59ec9c3c99a086a14b972bc56
Patch
https://github.com/brave/brave-core/pull/13989
Permissions Required
https://hackerone.com/reports/1610343
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