// For flags

CVE-2021-20517

 

Severity Score

8.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

IBM WebSphere Application Server Network Deployment 8.5 and 9.0 could allow a remote authenticated attacker to traverse directories. An attacker could send a specially-crafted URL request containing "dot dot" sequences (/../) to read and delete arbitrary files on the system. IBM X-Force ID: 198435.

IBM WebSphere Application Server Network Deployment versiones 8.5 y 9.0, podría permitir a un atacante remoto autenticado saltar directorios. Un atacante podría enviar una petición de URL especialmente diseñada conteniendo secuencias de "dot dot" (/../) para leer y eliminar archivos arbitrarios en el sistema. IBM X-Force ID: 198435

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
High
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
High
Availability
Low
Attack Vector
Network
Attack Complexity
High
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
High
Availability
Low
Attack Vector
Network
Attack Complexity
Low
Authentication
Single
Confidentiality
Partial
Integrity
Partial
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2020-12-17 CVE Reserved
  • 2021-06-07 CVE Published
  • 2023-08-30 EPSS Updated
  • 2024-09-17 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
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"
 Websphere Application Server Nd
Search vendor "Ibm" for product "Websphere Application Server Nd"
 >= 8.5.0.0 < 8.5.5.20
Search vendor "Ibm" for product "Websphere Application Server Nd" and version " >= 8.5.0.0 < 8.5.5.20"
-
Affected
Ibm
Search vendor "Ibm"
 Websphere Application Server Nd
Search vendor "Ibm" for product "Websphere Application Server Nd"
 >= 9.0.0.0 < 9.0.5.8
Search vendor "Ibm" for product "Websphere Application Server Nd" and version " >= 9.0.0.0 < 9.0.5.8"
-
Affected