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CVE-2021-34586

🗓️ 26 Oct 2021 10:15:07Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 16 Views

Null pointer dereference in CODESYS V2 web server before 1.1.9.22 may cause denial of service.

Related
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2021-34586
25 Oct 202114:00
–attackerkb
circl
Circl
CVE-2021-34586
26 Oct 202114:14
–circl
cnnvd
CNNVD
CODESYS 代码问题漏洞
26 Oct 202100:00
–cnnvd
cve
CVE
CVE-2021-34586
26 Oct 202109:55
–cve
cvelist
Cvelist
CVE-2021-34586 CODESYS V2 web server: crafted requests could trigger a null pointer dereference (DoS)
26 Oct 202109:55
–cvelist
euvd
EUVD
EUVD-2021-21236
7 Oct 202500:30
–euvd
nvd
NVD
CVE-2021-34586
26 Oct 202110:15
–nvd
prion
Prion
Null pointer dereference
26 Oct 202110:15
–prion
ptsecurity
Positive Technologies
PT-2021-20567 · 3S Smart Software Solutions · Codesys
26 Oct 202100:00
–ptsecurity
rapid7
Rapid7 Vulnerability Database (full)
CVE-2021-34586: NULL Pointer Dereference
26 Oct 202100:00
–rapid7
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04 May 2026 08:35Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.17.5
EPSS0.14109
16