CVE-2022-31604
Unsafe deserialisation in the PKI implementation scheme of NVFlare
Impact
### 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)
Affected packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| pip | nvflare | < 2.1.2 | 2.1.2 |
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Nvidia | Nvflare | before 2.1.2 |
Weakness classification
References
- NVD record
- CVE.org record
- GitHub advisory
- https://github.com/NVIDIA/NVFlare/security/advisories/GHSA-rcxc-3w2m-mp8h
- https://github.com/advisories/GHSA-rcxc-3w2m-mp8h
- https://nvd.nist.gov/vuln/detail/CVE-2022-31604
- https://github.com/pypa/advisory-database/tree/main/vulns/nvflare/PYSEC-2022-231.yaml
- https://github.com/NVIDIA/NVFlare/commit/fd018eea9dff925a765079a94c2f017920fcda67