CVE-2021-23597

描述

### Impact This is a bypass of CVE-2020-8136 (https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-8136). By providing a `name=constructor` property it is still possible to crash the application. The original fix only checks for the key `__proto__` (https://github.com/fastify/fastify-multipart/pull/116). All users are recommended to upgrade ### Patches v5.3.1 includes a patch ### Workarounds No workarounds are possible. ### References Read up https://www.fastify.io/docs/latest/Guides/Prototype-Poisoning/ ### For more information If you have any questions or comments about this advisory: * Open an issue in [https://github.com/fastify/fastify-multipart](https://github.com/fastify/fastify-multipart) * Email us at [hello@matteocollina.com](mailto:hello@matteocollina.com)

如何修補 CVE-2021-23597

要修補 CVE-2021-23597,請將受影響套件升級到下列已修補版本。

• —升級至 5.3.1 或更新版本

CVE-2021-23597 正在被利用嗎?

低 — EPSS 為 2.0%,目前沒有觀察到大規模利用活動。

受影響套件(1)

• from 0, < 5.3.1

CVSS 分數

參考連結(8)

• ADVISORYnvd.nist.gov/vuln/detail/CVE-2021-23597
• WEBgithub.com/fastify/fastify-multipart
• WEBgithub.com/fastify/fastify-multipart/commit/a70dc7059a794589bd4fe066453141fc609e6066
• WEBgithub.com/fastify/fastify-multipart/pull/116