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CVE-2021-20220

🗓️ 23 Feb 2021 18:15:00Reported by ubuntu.comType 
ubuntucve
 ubuntucve
🔗 ubuntu.com👁 40 Views

A flaw in Undertow permits HTTP request smuggling, allowing an attacker to poison web-cache, perform XSS attack, and obtain sensitive information. The highest threat is to data confidentiality and integrity

Related
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Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2021-20220
23 Feb 202118:15
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CVE-2021-20220
23 Feb 202120:35
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cnnvd
CNNVD
Red Hat Undertow Environmental Issues Vulnerabilities
3 Feb 202100:00
cnnvd
cve
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CVE-2021-20220
23 Feb 202117:21
cve
cvelist
Cvelist
CVE-2021-20220
23 Feb 202117:21
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debiancve
Debian CVE
CVE-2021-20220
23 Feb 202117:21
debiancve
euvd
EUVD
EUVD-2021-1382
7 Oct 202500:30
euvd
github
Github Security Blog
HTTP request smuggling in Undertow
16 Jun 202117:47
github
ncsc
NCSC
Vulnerabilities fixed in Red Hat JBoss Enterprise Application Platform
17 Mar 202100:00
ncsc
nvd
NVD
CVE-2021-20220
23 Feb 202118:15
nvd
Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Ubuntu22.04allundertow0undertow_0_all.deb
Ubuntu24.04allundertow0undertow_0_all.deb
Ubuntu18.04allundertow0undertow_0_all.deb
Ubuntu20.04allundertow0undertow_0_all.deb
Ubuntu26.04allundertow0undertow_0_all.deb

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11 Jul 2025 07:46Current
6.4Medium risk
Vulners AI Score6.4
CVSS 3.14.8
CVSS 25.8
EPSS0.01119
40