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Servers and applications

CVE-2005-0420

Microsoft Outlook Web Access (OWA), when used with Exchange, allows remote attackers to redirect users to arbitrary URLs for login via a link to the owalogon.asp application.

Severity
Medium 5.8
Published
27 Apr 2005
Last changed
16 Jun 2026
Added to UpHeron
1 Nov 2026
Exploit chance
26% in the next 30 daysHigher than 97% of CVEs. EPSS by FIRST, 12 Nov 2026
Weakness
Open redirect (CWE-601)
Attack
Over the network · No login needed
Attacker can
Read some data · Change some data
CVSS vector
AV:N/AC:M/Au:N/C:P/I:P/A:N
Sources
NVD

Affected software

SoftwareAffected versions
Microsoft Exchange ServerServers and applications · cpe:a:microsoft:exchange_server
  • Version 2003
  • Version 2003-sp1

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2005-0420
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2005-0420