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CVE-2002-0698
Buffer overflow in Internet Mail Connector (IMC) for Microsoft Exchange Server 5.5 allows remote attackers to execute arbitrary code via…
High7.5EPSS 20.3%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
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.
Timeline
ID reserved
By mitre
- 9 months later
· 9 months later
Published
- 21 years later
· 21 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High7.5 | AV:N/AC:L/Au:N/C:P/I:P/A:P |
- EPSS (exploitation in 30 days)
- 20.3% · top 2.5% of all CVEs (8 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Weakness
Affected products
n/a
- affected n/a
References (5)
- 20020724 Remote Buffer Overflow Vulnerability in Microsoft Exchange Server (opens in a new tab)third-party-advisoryx_refsource_ISSx_transferred
- MS02-037 (opens in a new tab)vendor-advisoryx_refsource_MSx_transferred
- Q326322 (opens in a new tab)vendor-advisoryx_refsource_MSKBx_transferred
- exchange-imc-ehlo-bo(9658) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 5306 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2002-0698)Record last updated .