GHSA-qjwc-v72v-fq6r
HTTP request smuggling in Undertow
At a glance
- Published
- Updated
- CVE
- CVE-2021-20220
- CVSS_V3
- CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
Description
A flaw was found in Undertow. A regression in the fix for CVE-2020-10687 was found. HTTP request smuggling related to CVE-2017-2666 is possible against HTTP/1.x and HTTP/2 due to permitting invalid characters in an HTTP request. This flaw allows an attacker to poison a web-cache, perform an XSS attack, or obtain sensitive information from request other than their own. The highest threat from this vulnerability is to data confidentiality and integrity.
Affected packages
| Package | Versions |
|---|---|
| Maven · io.undertow:undertow-core | introduced 2.1.0, fixed 2.1.6 |
| Maven · io.undertow:undertow-core | introduced 0, fixed 2.0.34 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2021-20220 ADVISORY
- https://github.com/undertow-io/undertow/commit/9e797b2f99617fdad0471eaa88c711ee7f44605f WEB
- https://bugzilla.redhat.com/show_bug.cgi?id=1923133 WEB
- https://security.netapp.com/advisory/ntap-20220210-0013 WEB
Sources
| Source | Licence |
|---|---|
| OSV.dev | CC-BY 4.0 — GitHub Advisory Database |