How severe is CVE-2023-29240?

CVE-2023-29240 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability low.

Is CVE-2023-29240 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (32nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-29240?

CVE-2023-29240 affects F5 Big-iq Centralized Management. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-29240?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2023-29240 published?

CVE-2023-29240 was published on 2023-05-03 and last updated on 2026-06-17.

CVE-2023-29240

CVE-2023-29240 is a medium-severity vulnerability in F5 Big-iq Centralized Management with a CVSS 3.x base score of 5.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-863.

Key facts

Severity: Medium (CVSS 3.x base score 5.4)
EPSS exploit prediction: 0% (32nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-863
Affected product: F5 Big-iq Centralized Management
Published: 2023-05-03
Last modified: 2026-06-17

Description

An authenticated attacker granted a Viewer or Auditor role on a BIG-IQ can upload arbitrary files using an undisclosed iControl REST endpoint. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Frequently asked questions

What is CVE-2023-29240?: An authenticated attacker granted a Viewer or Auditor role on a BIG-IQ can upload arbitrary files using an undisclosed iControl REST endpoint. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
How severe is CVE-2023-29240?: CVE-2023-29240 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability low.
Is CVE-2023-29240 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (32nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-29240?: CVE-2023-29240 affects F5 Big-iq Centralized Management. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-29240?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-29240 published?: CVE-2023-29240 was published on 2023-05-03 and last updated on 2026-06-17.

References

https://my.f5.com/manage/s/article/K000132719

Affected products (1)

cpe:2.3:a:f5:big-iq_centralized_management:*:*:*:*:*:*:*:*

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