What is CVE-2024-20039?

CVE-2024-20039 is a high-severity vulnerability in Mediatek Lr12a, classified under Out-of-bounds Write. CVSS score: 8.8/10. Published 2024-04-01.

How severe is CVE-2024-20039?

High severity. CVSS v3 base score is 8.8 out of 10.

Is CVE-2024-20039 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Buffer overflow in Mediatek Lr12a

CVE-2024-20039

In modem protocol, there is a possible out of bounds write due to a missing bounds check. This could lead to remote code execution with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: M…

Vulnerability class: Buffer Overflow

EPSS: 0.009 (54.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

Public proof-of-concept exploits

References

security@mediatek.com (Vendor Advisory)

Frequently asked questions

What is CVE-2024-20039?: CVE-2024-20039 is a high-severity vulnerability in Mediatek Lr12a, classified under Out-of-bounds Write. CVSS score: 8.8/10. Published 2024-04-01.
How severe is CVE-2024-20039?: High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2024-20039 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.