CVE-2005-0986

IBM Lotus Domino Server <6.5.1-6.0.3 - DoS

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2005-0986. PoCs published by anonymous.

AI-analyzed exploit summary This exploit demonstrates a denial of service vulnerability in IBM Lotus Domino Server by sending a malformed HTTP request with a long string of Unicode characters. The vulnerability causes the nHTTP.EXE web service to crash, leading to a denial of service for legitimate users.

Description

NLSCCSTR.DLL in the web service in IBM Lotus Domino Server 6.5.1, 6.0.3, and possibly other versions allows remote attackers to cause a denial of service (deep recursion and nHTTP.exe process crash) via a long GET request containing UNICODE decimal value 430 characters, which causes the stack to be exhausted. NOTE: IBM has reported that it is unable to replicate this issue.

Exploits (1)

exploitdb WORKING POC VERIFIED
by anonymous · textdosunix
https://www.exploit-db.com/exploits/25353

This exploit demonstrates a denial of service vulnerability in IBM Lotus Domino Server by sending a malformed HTTP request with a long string of Unicode characters. The vulnerability causes the nHTTP.EXE web service to crash, leading to a denial of service for legitimate users.

Classification
Working Poc 90%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: IBM Lotus Domino Server
No auth needed
Prerequisites: Network access to the target IBM Lotus Domino Server
mistral-large-3 · analyzed Feb 16, 2026 Full analysis →

References (5)

Core 5
Core References
Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/14858
Vendor Advisory third-party-advisory x_refsource_idefense
http://www.idefense.com/application/poi/display?id=224&type=vulnerabilities
Third Party Advisory vdb-entry x_refsource_vupen
http://www.vupen.com/english/advisories/2005/0322

Scores

EPSS 0.0699
EPSS Percentile 93.5%

Details

Status published
Products (2)
ibm/lotus_domino_server 6.0.3
ibm/lotus_domino_server 6.5.1
Published May 02, 2005
Tracked Since Feb 18, 2026