CVE-2007-4247

Severity: medium (CVSS 4.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 14.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2007-08-08 · updated 2026-06-16

Description

Windows Calendar on Microsoft Windows Vista allows remote attackers to cause a denial of service (NULL dereference and persistent application crash) via a malformed ICS file.

Affected products

Microsoft Windows Vista: all versions

References

http://osvdb.org/46801
http://securityreason.com/securityalert/3004
http://www.eleytt.com/advisories/eleytt_CALICS.pdf
http://www.securityfocus.com/archive/1/475534/100/0/threaded
http://www.securityfocus.com/bid/25201
https://exchange.xforce.ibmcloud.com/vulnerabilities/35802
http://osvdb.org/46801
http://securityreason.com/securityalert/3004
http://www.eleytt.com/advisories/eleytt_CALICS.pdf
http://www.securityfocus.com/archive/1/475534/100/0/threaded
http://www.securityfocus.com/bid/25201
https://exchange.xforce.ibmcloud.com/vulnerabilities/35802

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