Vulnerability Name:

CVE-2020-4638 (CCN-185508)

Assigned:2019-12-30
Published:2020-09-02
Updated:2021-07-21
Summary:IBM API Connect's API Manager 2018.4.1.0 through 2018.4.1.12 is vulnerable to privilege escalation. An invitee to an API Provider organization can escalate privileges by manipulating the invitation link. IBM X-Force ID: 185508.
CVSS v3 Severity:7.2 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H)
6.3 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): High
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
7.2 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H)
6.3 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): High
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
CVSS v2 Severity:6.5 Medium (CVSS v2 Vector: AV:N/AC:L/Au:S/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
9.0 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:S/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Type:CWE-269
Vulnerability Consequences:Gain Privileges
References:Source: MITRE
Type: CNA
CVE-2020-4638

Source: XF
Type: UNKNOWN
ibm-api-cve20204638-priv-escalation(185508)

Source: XF
Type: VDB Entry, Vendor Advisory
ibm-api-cve20204638-priv-escalation (185508)

Source: CCN
Type: IBM Security Bulletin 6324751 (API Connect)
IBM API Connect's API Manager is vulnerable to privilege escalation(CVE-2020-4638)

Source: CONFIRM
Type: Vendor Advisory
https://www.ibm.com/support/pages/node/6324751

Vulnerable Configuration:Configuration 1:
  • cpe:/a:ibm:api_connect:*:*:*:*:*:*:*:* (Version >= 2018.4.1.0 and <= 2018.4.1.12)

    • Configuration CCN 1:
  • cpe:/a:ibm:api_connect:2018.4.1.0:*:*:*:*:*:*:*
  • OR cpe:/a:ibm:api_connect:2018.4.12:*:*:*:*:*:*:*
  • AND
  • cpe:/a:ibm:api_connect:10.0.0:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    ibm api connect *
    ibm api connect 2018.4.1.0
    ibm api connect 2018.4.12
    ibm api connect 10.0.0