How severe is CVE-2024-31340?

CVE-2024-31340 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2024-31340 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (12th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2024-31340?

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

Does CVE-2024-31340 have an EU (EUVD) identifier?

Yes. CVE-2024-31340 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-29236.

When was CVE-2024-31340 published?

CVE-2024-31340 was published on 2024-05-22 and last updated on 2026-06-17.

CVE-2024-31340

CVE-2024-31340 is a medium-severity vulnerability with a CVSS 3.x base score of 4.8. 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-295.

Key facts

Severity: Medium (CVSS 3.x base score 4.8)
EPSS exploit prediction: 0% (12th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-29236
Weakness: CWE-295
Published: 2024-05-22
Last modified: 2026-06-17

Description

TP-Link Tether versions prior to 4.5.13 and TP-Link Tapo versions prior to 3.3.6 do not properly validate certificates, which may allow a remote unauthenticated attacker to eavesdrop on an encrypted communication via a man-in-the-middle attack.

Frequently asked questions

What is CVE-2024-31340?: TP-Link Tether versions prior to 4.5.13 and TP-Link Tapo versions prior to 3.3.6 do not properly validate certificates, which may allow a remote unauthenticated attacker to eavesdrop on an encrypted communication via a man-in-the-middle attack.
How severe is CVE-2024-31340?: CVE-2024-31340 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2024-31340 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (12th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2024-31340?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-31340 have an EU (EUVD) identifier?: Yes. CVE-2024-31340 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-29236.
When was CVE-2024-31340 published?: CVE-2024-31340 was published on 2024-05-22 and last updated on 2026-06-17.

References

Other CWE-295 (Improper Certificate Validation) vulnerabilities

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