CVE-2021-31408
Title: Vaadin Flow-Client Authentication.logout() bypass with Spring Security CSRF
Security Bypass
Proof Of Concept
No public PoC currently indexed for CVE-2021-31408.
CWE Category
CWE-613
Published Date
Apr 23, 2021
Modified Date
Nov 21, 2024
Exploit Status
Not Found
Score
6.3
CVSS v3.1
Exploit Probability (EPSS)
0.32%
Vulnerability Summary
CVE-2021-31408: Authentication.logout() helper in com.vaadin:flow-client versions 5.0.0 prior to 6.0.0 (Vaadin 18), and 6.0.0 through 6.0.4 (Vaadin 19.0.0 through 19.0.3) uses incorrect HTTP method, which, in combination with Spring Security CSRF protection, allows local attackers to access Fusion endpoints after the user attempted to log out.
CVSS v3.1
Source Entity
[email protected]
Severity
MEDIUM
6.3
Attack Vector
LOCAL
Complexity
HIGH
Privileges
N/A
Interaction
REQUIRED
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N
CVSS v3.1
Source Entity
[email protected]
Severity
HIGH
7.1
Attack Vector
LOCAL
Complexity
LOW
Privileges
N/A
Interaction
REQUIRED
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
CVSS v2.0
Source Entity
[email protected]
Severity
LOW
3.3
Access Vector
N/A
Authentication
N/A
RAW VECTOR
AV:L/AC:M/Au:N/C:P/I:P/A:N
Associated Attack Patterns (CAPEC)
Total: PatternsNo specific attack patterns mapped.
Likelihood
Severity
Page /
CVE-2021-31408 Exploits & PoCs (Proof Of Concept)
No public PoCs found in our database for this CVE.
MODIFIED
Vulnerability data or affected products updated.
PUBLISHED
Vulnerability first announced in NVD.
Attack Vector Matrix
Access Vector
LOCAL
Complexity
HIGH
Privileges
N/A
Interaction
REQUIRED
CVSS Vector String
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N
Affected Stack
No specific products linked.