Vulnerability Name:

CVE-2020-4828 (CCN-189842)

Assigned:2019-12-30
Published:2021-02-02
Updated:2021-02-04
Summary:IBM API Connect 10.0.0.0 through 10.0.1.0 and 2018.4.1.0 through 2018.4.1.13 is vulnerable to web cache poisoning, caused by improper input validation by modifying HTTP request headers. IBM X-Force ID: 189842.
CVSS v3 Severity:6.5 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N)
5.7 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): Low
Integrity (I): Low
Availibility (A): None
6.5 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N)
5.7 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): Low
Integrity (I): Low
Availibility (A): None
CVSS v2 Severity:6.4 Medium (CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): None
6.4 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): None
Vulnerability Type:CWE-20
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2020-4828

Source: XF
Type: UNKNOWN
ibm-api-cve20204828-cache-poisoning(189842)

Source: XF
Type: VDB Entry, Vendor Advisory
ibm-api-cve20204828-cache-poisoning (189842)

Source: CCN
Type: IBM Security Bulletin 6410498 (API Connect)
IBM API Connect is vulnerable to web cache poisoning (CVE-2020-4828)

Source: CONFIRM
Type: Vendor Advisory
https://www.ibm.com/support/pages/node/6410498

Vulnerable Configuration:Configuration 1:
  • cpe:/a:ibm:api_connect:10.0.0.0:*:*:*:*:*:*:*
  • OR cpe:/a:ibm:api_connect:10.0.1.0:*:*:*:*:*:*:*
  • OR cpe:/a:ibm:api_connect:*:*:*:*:*:*:*:* (Version >= 2018.4.1.0 and <= 2018.4.1.13)

  • Configuration CCN 1:
  • cpe:/a:ibm:api_connect:2018.4.1.0:*:*:*:*:*:*:*
  • OR cpe:/a:ibm:api_connect:2018.4.1.13:*:*:*:*:*:*:*
  • OR cpe:/a:ibm:api_connect:10.0.0.0:*:*:*:*:*:*:*
  • OR cpe:/a:ibm:api_connect:10.0.1.0:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    ibm api connect 10.0.0.0
    ibm api connect 10.0.1.0
    ibm api connect *
    ibm api connect 2018.4.1.0
    ibm api connect 2018.4.1.13
    ibm api connect 10.0.0.0
    ibm api connect 10.0.1.0