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CVE-2021-21439

🗓️ 14 Jun 2021 08:15:00Reported by ubuntu.comType 
ubuntucve
 ubuntucve
🔗 ubuntu.com👁 35 Views

DoS attack via email URL causing CPU overload for OTRS version

Related
Packages
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2021-21439
14 Jun 202100:00
–attackerkb
bdu_fstec
BDU FSTEC
OTRS Ticket Request DoS
20 Sep 202100:00
–bdu_fstec
circl
Circl
CVE-2021-21439
14 Jun 202112:37
–circl
cnnvd
CNNVD
OTRS AG OTRS Input Validation Vulnerability
14 Jun 202100:00
–cnnvd
cnvd
CNVD
OTRS AG OTRS Input Validation Error Vulnerability
17 Jun 202100:00
–cnvd
cve
CVE
CVE-2021-21439
14 Jun 202107:55
–cve
cvelist
Cvelist
CVE-2021-21439 Possible DoS attack using a special crafted URL in email body
14 Jun 202107:55
–cvelist
debian
Debian
[SECURITY] [DLA 3551-1] otrs2 security update
31 Aug 202300:20
–debian
debiancve
Debian CVE
CVE-2021-21439
14 Jun 202107:55
–debiancve
nessus
Tenable Nessus
Debian dla-3551 : otrs - security update
6 Sep 202300:00
–nessus
Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Ubuntu16.04allotrs20otrs2_0_all.deb
Ubuntu22.04allotrs20otrs2_0_all.deb
Ubuntu18.04allotrs20otrs2_0_all.deb
Ubuntu20.04allotrs20otrs2_0_all.deb

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26 Aug 2025 12:28Current
6.2Medium risk
Vulners AI Score6.2
CVSS 24.3
CVSS 3.16.5
EPSS0.00877
35