CVE-2024-20821

CVE-2024-20821 is a medium-severity vulnerability with a CVSS 3.x base score of 4.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

A vulnerability possible to reconfigure OTP allows local attackers to transit RMA(Return Merchandise Authorization) mode, which disables security features. This attack needs additional privilege to control TEE.

Frequently asked questions

What is CVE-2024-20821?
A vulnerability possible to reconfigure OTP allows local attackers to transit RMA(Return Merchandise Authorization) mode, which disables security features. This attack needs additional privilege to control TEE.
How severe is CVE-2024-20821?
CVE-2024-20821 has a CVSS 3.x base score of 4.4, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2024-20821 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2024-20821?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-20821 have an EU (EUVD) identifier?
Yes. CVE-2024-20821 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-18536.
When was CVE-2024-20821 published?
CVE-2024-20821 was published on 2024-05-07 and last updated on 2026-06-17.

References