How severe is CVE-2024-31955?

CVE-2024-31955 has a CVSS 3.x base score of 4.9, rated medium severity. It is exploitable over physical access with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2024-31955 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (14th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2024-31955?

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

Does CVE-2024-31955 have an EU (EUVD) identifier?

Yes. CVE-2024-31955 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-29813.

When was CVE-2024-31955 published?

CVE-2024-31955 was published on 2024-10-15 and last updated on 2026-06-17.

CVE-2024-31955

CVE-2024-31955 is a medium-severity vulnerability with a CVSS 3.x base score of 4.9. 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 4.9)
EPSS exploit prediction: 0% (14th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-29813
Weakness: CWE-295
Published: 2024-10-15
Last modified: 2026-06-17

Description

An issue was discovered in Samsung eMMC with KLMAG2GE4A and KLM8G1WEMB firmware. Code bypass through Electromagnetic Fault Injection allows an attacker to successfully authenticate and write to the RPMB (Replay Protected Memory Block) area without possessing secret information.

Frequently asked questions

What is CVE-2024-31955?: An issue was discovered in Samsung eMMC with KLMAG2GE4A and KLM8G1WEMB firmware. Code bypass through Electromagnetic Fault Injection allows an attacker to successfully authenticate and write to the RPMB (Replay Protected Memory Block) area without possessing secret information.
How severe is CVE-2024-31955?: CVE-2024-31955 has a CVSS 3.x base score of 4.9, rated medium severity. It is exploitable over physical access with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2024-31955 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (14th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2024-31955?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-31955 have an EU (EUVD) identifier?: Yes. CVE-2024-31955 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-29813.
When was CVE-2024-31955 published?: CVE-2024-31955 was published on 2024-10-15 and last updated on 2026-06-17.

References

https://semiconductor.samsung.com/support/quality-support/product-security-updates/

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