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CVE-2023-40537

Multi-blade VIPRION Configuration utility session cookie vulnerability

High8.1EPSS 0.55%
Published
Updated
Reserved
Assigned by
f5

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.

Timeline

  1. ID reserved

    By f5

  2. · 5 days later

    Published

  3. · 12 months later

    Record updated

Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.

Scores

CVSS scores of CVE-2023-40537, by who scored it
Scored byCVSSScoreVector
f5CNA (assigner)3.1High8.1CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
NVDNVD · Modified3.1High8.1CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS (exploitation in 30 days)
0.55% · top 54% of all CVEs (8 Nov 2026)
CISA SSVC
Exploitation: none · Automatable: no · Technical impact: total
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.1.

Weakness

Affected products

  • F5 · BIG-IP

    • unaffected 17.1.0 – < *
    • affected 16.1.0 – < 16.1.4
    • affected 15.1.0 – < 15.1.9
    • affected 14.1.0 – < *
    • affected 13.1.0 – < *

References (1)

Sources

The same CVE in the primary databases and aggregators, to check against.

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Record last updated .