How severe is CVE-2024-9999?

CVE-2024-9999 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2024-9999 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2024-9999?

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

Does CVE-2024-9999 have an EU (EUVD) identifier?

Yes. CVE-2024-9999 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-50272.

When was CVE-2024-9999 published?

CVE-2024-9999 was published on 2024-11-12 and last updated on 2026-06-17.

CVE-2024-9999

CVE-2024-9999 is a medium-severity vulnerability with a CVSS 3.x base score of 6.5. 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-303.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 0% (33rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-50272
Weakness: CWE-303
Published: 2024-11-12
Last modified: 2026-06-17

Description

In WS_FTP Server versions before 8.8.9 (2022.0.9), an Incorrect Implementation of Authentication Algorithm in the Web Transfer Module allows users to skip the second-factor verification and log in with username and password only.

Frequently asked questions

What is CVE-2024-9999?: In WS_FTP Server versions before 8.8.9 (2022.0.9), an Incorrect Implementation of Authentication Algorithm in the Web Transfer Module allows users to skip the second-factor verification and log in with username and password only.
How severe is CVE-2024-9999?: CVE-2024-9999 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2024-9999 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2024-9999?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-9999 have an EU (EUVD) identifier?: Yes. CVE-2024-9999 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-50272.
When was CVE-2024-9999 published?: CVE-2024-9999 was published on 2024-11-12 and last updated on 2026-06-17.

References

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