Vulnerability Name:

CVE-2020-4938 (CCN-191815)

Assigned:2019-12-30
Published:2021-07-09
Updated:2021-07-14
Summary:IBM MQ Appliance 9.1 and 9.2 is vulnerable to cross-site request forgery which could allow an attacker to execute malicious and unauthorized actions transmitted from a user that the website trusts. IBM X-Force ID: 191815.
CVSS v3 Severity:8.8 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
7.7 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/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): None
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
4.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N)
3.8 Low (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/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): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): Low
Availibility (A): None
CVSS v2 Severity:6.8 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
4.0 Medium (CCN 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
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): None
Integrity (I): Partial
Availibility (A): None
Vulnerability Type:CWE-352
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2020-4938

Source: XF
Type: UNKNOWN
ibm-mq-cve20204938-csrf(191815)

Source: XF
Type: VDB Entry, Vendor Advisory
ibm-mq-cve20204938-csrf (191815)

Source: CCN
Type: IBM Security Bulletin 6466717 (MQ Appliance)
IBM MQ Appliance affected by a cross-site request forgery vulnerability (CVE-2020-4938)

Source: CONFIRM
Type: Vendor Advisory
https://www.ibm.com/support/pages/node/6466717

Source: CCN
Type: IBM Security Bulletin 6590267 (DataPower Gateway)
IBM DataPower vulnerable to CSRF

Vulnerable Configuration:Configuration 1:
  • cpe:/a:ibm:mq_appliance:*:*:*:*:continuous_delivery:*:*:* (Version >= 9.1 and < 9.2.2)
  • OR cpe:/a:ibm:mq_appliance:*:*:*:*:lts:*:*:* (Version >= 9.1.0.0 and < 9.1.0.8)
  • OR cpe:/a:ibm:mq_appliance:*:*:*:*:lts:*:*:* (Version >= 9.2.0.0 and < 9.2.0.2)

  • Configuration CCN 1:
  • cpe:/a:ibm:mq_appliance:9.1:*:*:*:*:*:*:*
  • AND
  • cpe:/a:ibm:datapower_gateway:2018.4.1.0:*:*:*:*:*:*:*
  • OR cpe:/a:ibm:datapower_gateway:10.0.1.0:*:*:*:*:*:*:*
  • OR cpe:/a:ibm:datapower_gateway:10.0.2.0:*:*:*:*:*:*:*
  • OR cpe:/a:ibm:datapower_gateway:10.0.1.3:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    ibm mq appliance *
    ibm mq appliance *
    ibm mq appliance *
    ibm mq appliance 9.1
    ibm datapower gateway 2018.4.1.0
    ibm datapower gateway 10.0.1.0
    ibm datapower gateway 10.0.2.0
    ibm datapower gateway 10.0.1.3