IBM Lotus Domino LDAP server task buffer overflow

domino-ldap-bo (33278) The risk level is classified as HighHigh Risk

Description:

IBM Lotus Domino is vulnerable to a heap-based buffer overflow, caused by the LDAP server. By sending a specially-crafted request containing an overly long string, an authenticated remote attacker could overflow a buffer and cause the server to crash or possibly execute arbitrary code on the system.

*CVSS:

Base Score: 4.2
  Access Vector: Remote
  Access Complexity: Low
  Authentication: Required
  Confidentiality Impact: Partial
  Integrity Impact: Partial
  Availability Impact: Partial
 
Temporal Score: 3.1
  Exploitability: Unproven
  Remediation Level: Official-Fix
  Report Confidence: Confirmed

Consequences:

Gain Access

Remedy:

Refer to IBM Technote (FAQ) 1257248 for patch, upgrade, or suggested workaround information. See References.

References:

  • IBM Technote (FAQ) 1257248: IBM Lotus Domino Buffer Overflow Vulnerability in LDAP Server Task.
  • iDefense Labs PUBLIC ADVISORY: 03.28.07: IBM Lotus Domino Server LDAP Request Invalid DN Message Heap Overflow Vulnerability.
  • BID-23173: IBM Lotus Domino Web Access Email Message HTML Injection Vulnerability
  • BID-23174: IBM Lotus Domino LDAP Server Task Heap-Based Buffer Overflow Vulnerability
  • CVE-2007-1739: Heap-based buffer overflow in the LDAP server 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 (crash) via a long, malformed DN request, which causes only the lower 16 bits of the string length to be used in memory allocation.
  • OSVDB ID: 34092: IBM Lotus Domino LDAP Server DN Request Overflow
  • SA24633: IBM Lotus Domino Script Insertion and Buffer Overflows
  • SECTRACK ID: 1017825: IBM Lotus Domino LDAP Server Buffer Overflow Lets Remote Users Deny Service
  • US-CERT VU#927988: IBM Lotus Domino LDAP server DN message heap buffer overflow

Platforms Affected:

  • IBM Lotus Domino 6.5
  • IBM Lotus Domino 7.0

Reported:

Mar 27, 2007

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The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall IBM be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.

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