CVE-2022-31604

First published: Wed Jun 22 2022(Updated: )

### Impact NVFLARE contains a vulnerability in its PKI implementation module, where The CA credentials are transported via pickle and no safe deserialization. The deserialization of Untrusted Data may allow an unprivileged network attacker to cause Remote Code Execution, Denial Of Service, and Impact to both Confidentiality and Integrity. All versions before 2.1.2 are affected. CVSS Score = 9.8 [AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H](https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Fnvd.nist.gov%2Fvuln-metrics%2Fcvss%2Fv3-calculator%3Fvector%3DAV%3AN%2FAC%3AL%2FPR%3AN%2FUI%3AN%2FS%3AU%2FC%3AH%2FI%3AH%2FA%3AH&data=05%7C01%7Cchesterc%40nvidia.com%7Ce9600bde16854b0b380008da4fc544f7%7C43083d15727340c1b7db39efd9ccc17a%7C0%7C0%7C637910005925574215%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000%7C%7C%7C&sdata=5kBrXEmAbqp8R31JCH%2FG95MUly72UPVihnBwiRFmvBY%3D&reserved=0) ### Patches The patch will be included in nvflare==2.1.2 ### Workarounds Replace pickle serialization with JSON and change the code accordingly Additional information Issue Found by: Oliver Sellwood (@Nintorac)

Credit: psirt@nvidia.com psirt@nvidia.com

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• collector/github-advisory-latest
• alias/GHSA-rcxc-3w2m-mp8h
• alias/CVE-2022-31604
• collector/github-advisory
• collector/nvd-index
• collector/nvd-cve
• agent/author
• agent/type
• agent/first-publish-date
• agent/softwarecombine
• collector/mitre-cve
• source/MITRE
• agent/last-modified-date
• agent/references
• agent/weakness
• agent/severity
• agent/tags
• agent/description
• agent/event
• agent/trending
• package-manager/pip
• vendor/nvidia
• canonical/nvidia nvflare