CVE-2002-0698
Buffer overflow in Internet Mail Connector (IMC) for Microsoft Exchange Server 5.5 allows remote...
CVE-2002-0698 is a high vulnerability (CVSS 7.5) in Microsoft Exchange Server, published August 12, 2002. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 20.3%, the 97th percentile. No source names a fixed version.
Buffer overflow in Internet Mail Connector (IMC) for Microsoft Exchange Server 5.5 allows remote attackers to execute arbitrary code via an EHLO request from a system with a long name as obtained through a reverse DNS lookup, which triggers the overflow in IMC's hello response.
Exploit likelihood
What each source reports
NVD Score used
Buffer overflow in Internet Mail Connector (IMC) for Microsoft Exchange Server 5.5 allows remote attackers to execute arbitrary code via an EHLO request from a system with a long name as obtained through a reverse DNS lookup, which triggers the overflow in IMC's hello response.
- Record
CVE-2002-0698- CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-120
- Updated
- 2026-11-02
CVE List No score
Buffer overflow in Internet Mail Connector (IMC) for Microsoft Exchange Server 5.5 allows remote attackers to execute arbitrary code via an EHLO request from a system with a long name as obtained through a reverse DNS lookup, which triggers the overflow in IMC's hello response.
- Record
CVE-2002-0698- Updated
- 2026-11-02
EUVDEUVD-2002-0690 No score
Buffer overflow in Internet Mail Connector (IMC) for Microsoft Exchange Server 5.5 allows remote attackers to execute arbitrary code via an EHLO request from a system with a long name as obtained through a reverse DNS lookup, which triggers the overflow in IMC's hello response.
- Record
EUVD-2002-0690- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-mw2r-jm5q-xp3p No score
Buffer overflow in Internet Mail Connector (IMC) for Microsoft Exchange Server 5.5 allows remote...
Buffer overflow in Internet Mail Connector (IMC) for Microsoft Exchange Server 5.5 allows remote attackers to execute arbitrary code via an EHLO request from a system with a long name as obtained through a reverse DNS lookup, which triggers the overflow in IMC's hello response.
- Record
GHSA-mw2r-jm5q-xp3p- Weakness
- CWE-120
- Updated
- 2026-11-02
Affected products
History
| When | Changed | Sources |
|---|---|---|
| 2026-11-03 | aliases | EUVD |
| 2026-11-02 | created | CVE List, GitHub Advisories, NVD |
References
bvlive01.iss.net/issEn/delivery/xforce/alertdetail.jsp?oid=20759
docs.microsoft.com/en-us/security-updates/securitybulletins/2002/ms02-037
support.microsoft.com/default.aspx?scid=kb%3B%5BLN%5D%3BQ326322
iss.net/security_center/static/9658.php
securityfocus.com/bid/5306
nvd.nist.gov/vuln/detail/CVE-2002-0698
github.com/advisories/GHSA-mw2r-jm5q-xp3p