ZeroHour

Vulnerabilities

4 CVEs · NVD, GitHub Advisories, CISA KEV, FIRST EPSS, GitHub PoC repos

CVEVulnerabilityCVSSEPSSFlagsAffectedExposurePublished
CVE-2021-46250
+2 in the same advisory: …46249 …46251
An issue in SOA2Login::commented of ScratchOAuth2 before commit a91879bd58fa83b09283c0708a1864cdf067c64a allows attackers to authenticate as other users on down

An issue in SOA2Login::commented of ScratchOAuth2 before commit a91879bd58fa83b09283c0708a1864cdf067c64a allows attackers to authenticate as other users on downstream components that rely on ScratchOAuth2.

NVD description · AI analysis pending
10.0
group max
1%
  • scratchoauth2 project scratchoauth2
CVE-2021-29437
ScratchOAuth2 is an Oauth implementation for Scratch.

ScratchOAuth2 is an Oauth implementation for Scratch. Any ScratchOAuth2-related data normally accessible and modifiable by a user can be read and modified by a third party. 1. Scratch user visits 3rd party site. 2. 3rd party site asks user for Scratch username. 3. 3rd party site pretends to be user and gets login code from ScratchOAuth2. 4. 3rd party site gives code to user and instructs them to post it on their profile. 5. User posts code on their profile, not knowing it is a ScratchOAuth2 login code. 6. 3rd party site completes login with ScratchOAuth2. 7. 3rd party site has full access to anything the user could do if they directly logged in. See referenced GitHub security advisory for patch notes and workarounds.

NVD description · AI analysis pending
6.8<1%
  • scratchoauth2 project scratchoauth2