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7.5
CVSSv2

CVE-2021-21242

Published: 15/01/2021 Updated: 21/01/2021
CVSS v2 Base Score: 7.5 | Impact Score: 6.4 | Exploitability Score: 10
CVSS v3 Base Score: 9.8 | Impact Score: 5.9 | Exploitability Score: 3.9
VMScore: 668
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P
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Vulnerability Summary

OneDev is an all-in-one devops platform. In OneDev before version 4.0.3, there is a critical vulnerability which can lead to pre-auth remote code execution. AttachmentUploadServlet deserializes untrusted data from the `Attachment-Support` header. This Servlet does not enforce any authentication or authorization checks. This issue may lead to pre-auth remote code execution. This issue was fixed in 4.0.3 by removing AttachmentUploadServlet and not using deserialization

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References

CWE-502https://github.com/theonedev/onedev/commit/f864053176c08f59ef2d97fea192ceca46a4d9behttps://github.com/theonedev/onedev/security/advisories/GHSA-5q3q-f373-2jv8https://nvd.nist.gov
CVSSv2
CVSSv2
CVSSv3
VMScore
Recommendations:
CVE-2024-4040privilege escalationCVE-2024-4112CVE-2024-32872man-in-the-middleCVE-2024-32788bypassCVE-2024-3400CVE-2024-28976
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