CVE-2023-43124

MEDIUMNVD 5.35.3—

5.3

BIG-IP APM clients may send IP traffic outside of the VPN tunnel. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated

CVSS v3: 5.3
EG Score: 5.3(medium)
EPSS: 23.5%
KEV: Not listed

Published

September 27, 2023

Last Modified

November 21, 2024

References (2)

f5sirt@f5https://my.f5.com/manage/s/article/K000136907
af854a3a-2127-422b-91ae-364da2661108https://my.f5.com/manage/s/article/K000136907

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-319Cleartext Transmission of Sensitive Information

Data Freshness Timeline

(refreshed 10× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-04 13:11 UTCepss_batch
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2026-06-02 20:12 UTCepss_batch
2026-06-02 20:12 UTCepss_batch
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2026-05-31 00:15 UTCepss_batch
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2026-05-29 13:43 UTCepss_batch
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2026-05-28 13:44 UTCepss_batch
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2026-05-27 13:39 UTCepss_batch
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2026-05-26 07:18 UTCepss_batch
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2026-05-26 07:18 UTCepss_batch
2026-05-24 16:57 UTCEG score recompute

Frequently asked(5)

What is CVE-2023-43124?

CVE-2023-43124 is a medium vulnerability published on September 27, 2023. BIG-IP APM clients may send IP traffic outside of the VPN tunnel. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated

When was CVE-2023-43124 disclosed?

CVE-2023-43124 was first published in the National Vulnerability Database on September 27, 2023, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2023-43124 actively exploited?

CVE-2023-43124 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 23.5% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2023-43124?

CVE-2023-43124 has a CVSS v3 base score of 5.3 (NVD).

How do I remediate CVE-2023-43124?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-43124, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2023-43124

📅 Published

🔄 Last Modified

🔗 References (2)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2023-43124?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (2)

Frequently asked(5)

Related CVEs(same CWE)