CVE-2023-40537 | BDVDB-2026-213733 Detail

F5BIG-IP

Description#

An authenticated user's session cookie may remain valid for a limited time after logging out from the BIG-IP Configuration utility on a multi-blade VIPRION platform. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Impact#

Per CVSS v3.1: confidentiality impact high, integrity impact high, availability impact high. Attack vector: network.

Weaknesses#

CWE-613 Insufficient Session Expiration

References#

https://my.f5.com/manage/s/article/K29141800

Exploit#

No public exploit known

History#

Version 12023-10-10Record published in the CVE List.
Version 22024-09-19Most recent update recorded in the CVE List.

Published

Published: 2023-10-10
Last modified: 2024-09-19

Vendor information

Vendor: F5
Product: BIG-IP

All F5 vulnerabilities

Score

8.1 High

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 46.2.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Not classified

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
Not stated
Fixed
17.1.0
Vulnerable
>= 16.1.0 and < 16.1.4
Fixed
16.1.4
Vulnerable
>= 15.1.0 and < 15.1.9
Fixed
15.1.9
Vulnerable
14.1.0
Fixed
Not stated
Vulnerable
13.1.0
Fixed
Not stated

Scoring System

CVSS v4.0

Not available

CVSS v3.1

8.1 High

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Metric breakdown
Attack Vector	Network
Attack Complexity	High
Privileges Required	None
User Interaction	None
Scope	Unchanged
Confidentiality	High
Integrity	High
Availability	High

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).