Vulnerability Name:

CVE-2021-32718 (CCN-204515)

Assigned:2021-06-27
Published:2021-06-27
Updated:2021-12-10
Summary:RabbitMQ is a multi-protocol messaging broker. In rabbitmq-server prior to version 3.8.17, a new user being added via management UI could lead to the user's bane being rendered in a confirmation message without proper `<script>` tag sanitization, potentially allowing for JavaScript code execution in the context of the page. In order for this to occur, the user must be signed in and have elevated permissions (other user management). The vulnerability is patched in RabbitMQ 3.8.17. As a workaround, disable `rabbitmq_management` plugin and use CLI tools for management operations and Prometheus and Grafana for metrics and monitoring.
CVSS v3 Severity:5.4 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N)
5.2 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N/E:H/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): Required
Scope:Scope (S): Changed
Impact Metrics:Confidentiality (C): Low
Integrity (I): Low
Availibility (A): None
5.5 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:N)
5.3 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:N/E:H/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): Changed
Impact Metrics:Confidentiality (C): Low
Integrity (I): Low
Availibility (A): None
CVSS v2 Severity:3.5 Low (CVSS v2 Vector: AV:N/AC:M/Au:S/C:N/I:P/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): None
Integrity (I): Partial
Availibility (A): None
5.5 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:S/C:P/I:P/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): None
Vulnerability Type:CWE-79
Vulnerability Consequences:Cross-Site Scripting
References:Source: MITRE
Type: CNA
CVE-2021-32718

Source: FULLDISC
Type: Exploit, Mailing List, Third Party Advisory
20211203 usd AG Security Advisories 11/2021

Source: XF
Type: UNKNOWN
rabbitmq-cve202132718-xss(204515)

Source: MISC
Type: Patch, Third Party Advisory
https://github.com/rabbitmq/rabbitmq-server/pull/3028

Source: CCN
Type: RabbitMQ GIT Repository
Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) in RabbitMQ management UI

Source: CONFIRM
Type: Mitigation, Third Party Advisory
https://github.com/rabbitmq/rabbitmq-server/security/advisories/GHSA-c3hj-rg5h-2772

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2021-32718

Vulnerable Configuration:Configuration 1:
  • cpe:/a:vmware:rabbitmq:*:*:*:*:*:*:*:* (Version < 3.8.17)

  • Configuration CCN 1:
  • cpe:/a:vmware:rabbitmq:3.8.16:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.opensuse.security:def:3475
    P
    erlang-rabbitmq-client-3.8.11-3.3.3 on GA media (Moderate)
    2022-06-22
    oval:org.opensuse.security:def:95105
    P
    erlang-rabbitmq-client-3.8.11-3.3.3 on GA media (Moderate)
    2022-06-22
    oval:org.opensuse.security:def:8059
    P
    Security update for rabbitmq-server (Moderate)
    2021-10-09
    oval:org.opensuse.security:def:111739
    P
    Security update for rabbitmq-server (Moderate)
    2021-10-09
    oval:org.opensuse.security:def:102212
    P
    Security update for rabbitmq-server (Moderate)
    2021-10-09
    oval:org.opensuse.security:def:69148
    P
    Security update for rabbitmq-server (Moderate)
    2021-10-09
    oval:org.opensuse.security:def:1636
    P
    Security update for rabbitmq-server (Moderate)
    2021-10-09
    oval:org.opensuse.security:def:111076
    P
    Security update for rabbitmq-server (Moderate)
    2021-10-04
    oval:org.opensuse.security:def:96072
    P
    Security update for rabbitmq-server (Moderate)
    2021-09-29
    oval:org.opensuse.security:def:102762
    P
    Security update for rabbitmq-server (Moderate)
    2021-09-29
    oval:org.opensuse.security:def:69080
    P
    Security update for rabbitmq-server (Moderate)
    2021-09-29
    oval:org.opensuse.security:def:109428
    P
    Security update for rabbitmq-server (Moderate)
    2021-09-29
    oval:org.opensuse.security:def:7991
    P
    Security update for rabbitmq-server (Moderate)
    2021-09-29
    BACK
    vmware rabbitmq *
    vmware rabbitmq 3.8.16