Buffer overflow in the CRAM-MD5 authentication mechanism in the IMAP server (nimap.exe) in IBM Lotus Domino before 6.5.6 and 7.x before 7.0.2 FP1 allows remote attackers to cause a denial of service via a long username.
CVE-2007-1675
- High exploitation likelihood — EPSS 61%
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- —
- EG Score
- 0.0(none)
- EPSS
- 99.1%
- KEV
- Not listed
Published
March 28, 2007
Last Modified
April 23, 2026
References (16)
- cve@mitrehttp://secunia.com/advisories/24633
- cve@mitrehttp://www-1.ibm.com/support/docview.wss?uid=swg21257028
- cve@mitrehttp://www.securityfocus.com/bid/23172
- cve@mitrehttp://www.securityfocus.com/bid/23173
- cve@mitrehttp://www.securitytracker.com/id?1017823
- cve@mitrehttp://www.vupen.com/english/advisories/2007/1133
- cve@mitrehttp://www.zerodayinitiative.com/advisories/ZDI-07-011.html
- cve@mitrehttps://exchange.xforce.ibmcloud.com/vulnerabilities/33276
- af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/24633
- af854a3a-2127-422b-91ae-364da2661108http://www-1.ibm.com/support/docview.wss?uid=swg21257028
- af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/23172
- af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/23173
- af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id?1017823
- af854a3a-2127-422b-91ae-364da2661108http://www.vupen.com/english/advisories/2007/1133
- af854a3a-2127-422b-91ae-364da2661108http://www.zerodayinitiative.com/advisories/ZDI-07-011.html
Data Freshness Timeline
(refreshed 4× in last 7d / 22× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-13 22:25 UTCEPSS rescore
- 2026-07-13 06:07 UTCEPSS rescore
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- 2026-07-08 15:09 UTCEPSS rescore
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- 2026-06-07 15:21 UTCEPSS rescore
- 2026-06-06 13:44 UTCEPSS rescore
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- 2026-06-01 13:49 UTCEPSS rescore
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- 2026-05-31 22:28 UTCEPSS rescore
- 2026-05-31 22:28 UTCEPSS rescore
- 2026-05-31 03:31 UTCEG score recompute
- 2026-05-31 03:31 UTCGHSA enrichment
- 2026-05-31 00:13 UTCEPSS rescore
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- 2026-05-29 13:40 UTCEPSS rescore
- 2026-05-28 13:42 UTCEPSS rescore
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- 2026-05-26 07:16 UTCEPSS rescore
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- 2026-05-22 21:15 UTCEPSS rescore
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- 2026-05-20 11:20 UTCEPSS rescore
- 2026-05-20 11:20 UTCEPSS rescore
- 2026-05-18 21:29 UTCEPSS rescore
- 2026-05-18 21:29 UTCEPSS rescore
Publicly available exploits
(3 references)Working exploit code is in the public domain (3 Exploit-DB entries). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.
- Exploit-DBEDB-4207✓ verifiedFirst seen Jul 20, 2007
Lotus Domino IMAP4 Server 6.5.4 - Remote Buffer Overflow
Open source ↗ - Exploit-DBEDB-3616✓ verifiedFirst seen Mar 31, 2007
IBM Lotus Domino Server 6.5 - Remote Overflow
Open source ↗ - Exploit-DBEDB-3602✓ verifiedFirst seen Mar 29, 2007
IBM Lotus Domino Server 6.5 - 'Username' Remote Denial of Service
Open source ↗
Frequently asked(4)
What is CVE-2007-1675?
When was CVE-2007-1675 disclosed?
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How do I remediate CVE-2007-1675?
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