// For flags

CVE-2006-3853

NISR02082006A.txt

Severity Score

9.8
*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

Buffer overflow in IBM Informix Dynamic Server (IDS) before 9.40.TC7 and 10.00 before 10.00.TC3, when running on Windows, allows remote attackers to execute arbitrary code via a long username.

Desbordamiento de búfer en IBMInformix Dynamic Server (IDS) anterior a 9.40.TC7 y 10.00 anterior a 10.00.TC3, cuando se ejecuta en Windows, permite a atacantes remotos ejecutar código de su elección mediante un nombre de usuario largo.

When an Informix server logs on a user it copies the username to a 260 byte stack based buffer without first verifying its length. An attacker can exploit this by overflowing this buffer to overwrite the saved return address on the stack and thus redirect the process' path of execution to a location of their choosing. Versions 9.40.xC6 and below are affected. Versions 10.00.xC2 and below are affected.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
High
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2006-07-26 CVE Reserved
  • 2006-08-08 CVE Published
  • 2024-08-07 CVE Updated
  • 2025-03-30 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Ibm
Search vendor "Ibm"
Informix Dynamic Server
Search vendor "Ibm" for product "Informix Dynamic Server"
9.4
Search vendor "Ibm" for product "Informix Dynamic Server" and version "9.4"
-
Affected
Ibm
Search vendor "Ibm"
Informix Dynamic Server
Search vendor "Ibm" for product "Informix Dynamic Server"
9.40.tc5
Search vendor "Ibm" for product "Informix Dynamic Server" and version "9.40.tc5"
-
Affected
Ibm
Search vendor "Ibm"
Informix Dynamic Server
Search vendor "Ibm" for product "Informix Dynamic Server"
9.40.uc1
Search vendor "Ibm" for product "Informix Dynamic Server" and version "9.40.uc1"
-
Affected
Ibm
Search vendor "Ibm"
Informix Dynamic Server
Search vendor "Ibm" for product "Informix Dynamic Server"
9.40.uc2
Search vendor "Ibm" for product "Informix Dynamic Server" and version "9.40.uc2"
-
Affected
Ibm
Search vendor "Ibm"
Informix Dynamic Server
Search vendor "Ibm" for product "Informix Dynamic Server"
9.40.uc3
Search vendor "Ibm" for product "Informix Dynamic Server" and version "9.40.uc3"
-
Affected
Ibm
Search vendor "Ibm"
Informix Dynamic Server
Search vendor "Ibm" for product "Informix Dynamic Server"
9.40.uc5
Search vendor "Ibm" for product "Informix Dynamic Server" and version "9.40.uc5"
-
Affected
Ibm
Search vendor "Ibm"
Informix Dynamic Server
Search vendor "Ibm" for product "Informix Dynamic Server"
9.40.xc7
Search vendor "Ibm" for product "Informix Dynamic Server" and version "9.40.xc7"
-
Affected
Ibm
Search vendor "Ibm"
Informix Dynamic Server
Search vendor "Ibm" for product "Informix Dynamic Server"
10.0
Search vendor "Ibm" for product "Informix Dynamic Server" and version "10.0"
-
Affected
Ibm
Search vendor "Ibm"
Informix Dynamic Server
Search vendor "Ibm" for product "Informix Dynamic Server"
10.0.xc3
Search vendor "Ibm" for product "Informix Dynamic Server" and version "10.0.xc3"
-
Affected