Vulnerability Name:

CVE-2020-4461 (CCN-181481)

Assigned:2019-12-30
Published:2020-05-19
Updated:2021-07-21
Summary:IBM Security Access Manager Appliance 9.0.7.1 could allow an authenticated user to bypass security by allowing id_token claims manipulation without verification. IBM X-Force ID: 181481.
CVSS v3 Severity:6.5 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N)
5.7 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): High
Availibility (A): None
6.5 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N)
5.7 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): High
Availibility (A): None
CVSS v2 Severity:4.0 Medium (CVSS v2 Vector: AV:N/AC:L/Au:S/C:N/I:P/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): None
Integrity (I): Partial
Availibility (A): None
6.8 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:S/C:N/I:C/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): None
Integrity (I): Complete
Availibility (A): None
Vulnerability Type:CWE-20
Vulnerability Consequences:Bypass Security
References:Source: MITRE
Type: CNA
CVE-2020-4461

Source: XF
Type: UNKNOWN
ibm-sam-cve20204461-sec-bypass(181481)

Source: XF
Type: VDB Entry, Vendor Advisory
ibm-sam-cve20204461-sec-bypass (181481)

Source: CCN
Type: IBM Security Bulletin 6211847 (Security Access Manager Appliance)
IBM Security Access Manager is vulnerable to a bypass security vulnerability (CVE-2020-4461)

Source: CONFIRM
Type: Vendor Advisory
https://www.ibm.com/support/pages/node/6211847

Vulnerable Configuration:Configuration 1:
  • cpe:/a:ibm:security_access_manager:*:*:*:*:*:*:*:* (Version >= 9.0 and < 9.0.7.1)

    • Configuration CCN 1:
  • cpe:/a:ibm:security_access_manager:9.0.7.1:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    ibm security access manager *
    ibm security access manager 9.0.7.1