Undici is an HTTP/1.1 client. Starting in version 4.5.0 and prior to versions 5.28.5, 6.21.1, and 7.2.3, undici uses `Math.random()` to choose the boundary for a multipart/form-data request. It is known that the output of `Math.random()` can be predicted if several of its generated values are known. If there is a mechanism in an app that sends multipart requests to an attacker-controlled website, they can use this to leak the necessary values. Therefore, an attacker can tamper with the requests going to the backend APIs if certain conditions are met. This is fixed in versions 5.28.5, 6.21.1, and 7.2.3. As a workaround, do not issue multipart requests to attacker controlled servers.
CVSS Details
- CVSS 3.1 Base Score: 6.8
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade nodejs-develUpgrade nodejs-libsUpgrade nodejs-packagingUpgrade nodejs-nodemonUpgrade v8-12.4-develUpgrade nodejs-docsUpgrade npmUpgrade nodejs-full-i18nUpgrade nodejsUpgrade nodejs-packaging-bundler | Feb 20, 2025 | Jan 21, 2025 |
| Alpine Linux | — | Upgrade nodejs | Aug 8, 2025 | Jan 21, 2025 |
| Amazon_linux_2023 | — | Upgrade nodejs20-full-i18nUpgrade nodejs20-docsUpgrade nodejs20Upgrade nodejs20-debuginfoUpgrade nodejs20-libs-debuginfoUpgrade nodejs20-npmUpgrade nodejs20-libsUpgrade v8-11.3-develUpgrade nodejs20-develUpgrade nodejs20-debugsource | Jul 4, 2025 | Jan 21, 2025 |
| Debian | — | No solution existsUpgrade node-undici | May 15, 2025 | Jan 21, 2025 |
| Oracle_linux | — | Upgrade nodejsUpgrade npmUpgrade nodejs-packaging-bundlerUpgrade nodejs-full-i18nUpgrade nodejs-packagingUpgrade v8-12.4-develUpgrade nodejs-libsUpgrade nodejs-develUpgrade nodejs-nodemonUpgrade nodejs-docs | Feb 14, 2025 | Jan 21, 2025 |
| Red Hat Jboss Eap | — | — | Jan 23, 2025 | Jan 21, 2025 |
| Redhat_linux | — | Upgrade nodejs-develUpgrade nodejs-docsUpgrade nodejs-libs-debuginfoUpgrade nodejs-nodemonUpgrade npmUpgrade nodejs-debuginfoUpgrade nodejsUpgrade nodejs-debugsourceUpgrade v8-12.4-develUpgrade nodejs-libsUpgrade nodejs-packaging-bundlerUpgrade nodejs-full-i18nUpgrade nodejs-packaging | Feb 13, 2025 | Jan 21, 2025 |
| Rocky_linux | — | Upgrade nodejs-debuginfoUpgrade nodejs-full-i18nUpgrade npmUpgrade nodejsUpgrade nodejs-libs-debuginfoUpgrade nodejs-debugsourceUpgrade nodejs-develUpgrade nodejs-libsUpgrade v8-12.4-devel | Feb 14, 2025 | Jan 21, 2025 |
| Suse | — | Upgrade nodejs20-develUpgrade corepack22Upgrade nodejs18-develUpgrade nodejs20-docsUpgrade npm20Upgrade corepack20Upgrade nodejs18Upgrade nodejs20Upgrade nodejs22-develUpgrade npm22Upgrade nodejs18-docsUpgrade nodejs22-docsUpgrade npm18Upgrade nodejs22 | Jan 27, 2025 | Jan 21, 2025 |
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