SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2007-0039

The Exchange Collaboration Data Objects (EXCDO) functionality in Microsoft Exchange Server 2000 SP3, 2003 SP1 and SP2, and 2007 allows remote attackers to cause a denial of service (crash) via an Internet Calendar (iCal) file containing multiple…

HIGH 7.8EPSS 44.6%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 44.6%, higher than 99% of all known CVEs. Patch or mitigate before the next change window.

Description

The Exchange Collaboration Data Objects (EXCDO) functionality in Microsoft Exchange Server 2000 SP3, 2003 SP1 and SP2, and 2007 allows remote attackers to cause a denial of service (crash) via an Internet Calendar (iCal) file containing multiple X-MICROSOFT-CDO-MODPROPS (MODPROPS) properties in which the second MODPROPS is longer than the first, which triggers a NULL pointer dereference and an unhandled exception.

CVSS 2.0
7.8 HIGHAV:N/AC:L/Au:N/C:N/I:N/A:C
EPSS
44.57% probability · 99th percentile
CISA KEV
Not listed
Weakness
CWE-476
Affected
microsoft/exchange server
Source
secure@microsoft.com

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.