Buffer overflow in Arm Mbed_tls

CVE-2023-43615

Mbed TLS 2.x before 2.28.5 and 3.x before 3.5.0 has a Buffer Overflow.

Vulnerability class: Buffer Overflow

EPSS: 0.003 (54.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2023-43615?
CVE-2023-43615 is a high-severity vulnerability in Arm Mbed_tls, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 7.5/10. Published 2023-10-07.
How severe is CVE-2023-43615?
High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2023-43615 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.