What is CVE-2023-40018?

CVE-2023-40018 is a high-severity vulnerability in Freeswitch, classified under Out-of-bounds Write. CVSS score: 7.5/10. Published 2023-09-15.

How severe is CVE-2023-40018?

High severity. CVSS v3 base score is 7.5 out of 10.

Buffer overflow in Freeswitch

CVE-2023-40018

FreeSWITCH is a Software Defined Telecom Stack enabling the digital transformation from proprietary telecom switches to a software implementation that runs on any commodity hardware. Prior to version 1.10.10, FreeSWITCH allows remote users…

Vulnerability class: Buffer Overflow

EPSS: 0.007 (50.3th 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:N/I:N/A:H.

Affected products

Freeswitch
Signalwire Freeswitch — versions < 1.10.10

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

security-advisories@github.com (x_refsource_CONFIRM, Vendor Advisory)
security-advisories@github.com (x_refsource_MISC, Release Notes)

Frequently asked questions

What is CVE-2023-40018?: CVE-2023-40018 is a high-severity vulnerability in Freeswitch, classified under Out-of-bounds Write. CVSS score: 7.5/10. Published 2023-09-15.
How severe is CVE-2023-40018?: High severity. CVSS v3 base score is 7.5 out of 10.