Integer overflow in Microsoft Exchange Server

CVE-2007-0221

Integer overflow in the IMAP (IMAP4) support in Microsoft Exchange Server 2000 SP3 allows remote attackers to cause a denial of service (service hang) via crafted literals in an IMAP command, aka the "IMAP Literal Processing Vulnerability."

Vulnerability class: Integer Overflow

Published · last modified .

CVSS v2 metric

CVSS v2 base score 7.8 (High). Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C. This CVE predates CVSS v3 and has no v3 score from NVD.

EPSS exploit prediction

EPSS: 0.372 (98.5th percentile), scored .

Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 98th percentile — 98.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2007-0221: held from 0.372 to 0.372.

EPSS over last 30 days · oldest: 0.372 · newest: 0.372 · change: 0.000

Affected products

Weakness classification (CWE)

References