// For flags

CVE-2021-20454

 

Severity Score

8.2
*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 7.0, 8.0, 8.5, and 9.0 is vulnerable to a XML External Entity Injection (XXE) attack when processing XML data. A remote attacker could exploit this vulnerability to expose sensitive information or consume memory resources. IBM X-Force ID: 196649.

IBM WebSphere Application Server versiones 7.0, 8.0, 8.5 y 9.0, es vulnerable a un ataque de tipo XML External Entity Injection (XXE) cuando se procesan datos XML. Un atacante remoto podría explotar esta vulnerabilidad para exponer información confidencial o consumir recursos de memoria. IBM X-Force ID: 196649

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
Low
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
Low
Attack Vector
Network
Attack Complexity
Low
Authentication
None
Confidentiality
Partial
Integrity
None
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2020-12-17 CVE Reserved
  • 2021-04-21 CVE Published
  • 2024-04-23 EPSS Updated
  • 2024-09-16 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-611: Improper Restriction of XML External Entity Reference
CAPEC
References (2)
URL Tag Source
https://exchange.xforce.ibmcloud.com/vulnerabilities/196649 Third Party Advisory
https://www.ibm.com/support/pages/node/6445481 Third Party Advisory
URL Date SRC
URL Date SRC
URL Date SRC
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
Search vendor "Ibm" for product "Websphere Application Server"
 >= 7.0.0.0 <= 7.0.0.45
Search vendor "Ibm" for product "Websphere Application Server" and version " >= 7.0.0.0 <= 7.0.0.45"
-
Affected
Ibm
Search vendor "Ibm"
 Websphere Application Server
Search vendor "Ibm" for product "Websphere Application Server"
 >= 8.0.0.0 <= 8.0.0.15
Search vendor "Ibm" for product "Websphere Application Server" and version " >= 8.0.0.0 <= 8.0.0.15"
-
Affected
Ibm
Search vendor "Ibm"
 Websphere Application Server
Search vendor "Ibm" for product "Websphere Application Server"
 >= 8.5.0.0 <= 8.5.5.19
Search vendor "Ibm" for product "Websphere Application Server" and version " >= 8.5.0.0 <= 8.5.5.19"
-
Affected
Ibm
Search vendor "Ibm"
 Websphere Application Server
Search vendor "Ibm" for product "Websphere Application Server"
 >= 9.0.0.0 <= 9.0.5.7
Search vendor "Ibm" for product "Websphere Application Server" and version " >= 9.0.0.0 <= 9.0.5.7"
-
Affected