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CVE-2021-3660

Date: March 10, 2022

Cockpit (and its plugins) do not seem to protect itself against clickjacking. It is possible to render a page from a cockpit server via another website, inside an <iFrame> HTML entry. This may be used by a malicious website in clickjacking or similar attacks.

Severity Score

Related Resources (9)

https://access.redhat.com/security/cve/CVE-2021-3660
https://github.com/cockpit-project/cockpit/issues/16122
https://access.redhat.com/errata/RHSA-2022:2008
https://github.com/cockpit-project/cockpit/commit/8d9bc10d8128aae03dfde62fd00075fe492ead10
https://nvd.nist.gov/vuln/detail/CVE-2021-3660
https://security-tracker.debian.org/tracker/CVE-2021-3660
https://bugzilla.redhat.com/show_bug.cgi?id=1980688
https://people.canonical.com/~ubuntu-security/cve/CVE-2021-3660
https://www.mend.io/vulnerability-database/CVE-2021-3660

Severity Score

Weakness Type (CWE)

Improper Restriction of Rendered UI Layers or Frames

CWE-1021

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): LOW
Availability (A): NONE

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): PARTIAL
Availability (A): NONE
Additional information:

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