What is CVE-2022-47517?

CVE-2022-47517 is a high-severity vulnerability in Drachtio Drachtio-Server, classified under Off-by-one Error. CVSS score: 7.5/10. Published 2022-12-18.

How severe is CVE-2022-47517?

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

Vulnerability in Drachtio Drachtio-Server

CVE-2022-47517

An issue was discovered in the libsofia-sip fork in drachtio-server before 0.8.19. It allows remote attackers to cause a denial of service (daemon crash) via a crafted UDP message that causes a url_canonize2 heap-based buffer over-read because of an off-by-one error.

EPSS: 0.015 (70.9th 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

Drachtio Drachtio-server
N/a — versions n/a

Weakness classification (CWE)

CWE-193 — Off-by-one Error

References

cve@mitre.org (Exploit, Third Party Advisory)
cve@mitre.org (Patch, Third Party Advisory)
cve@mitre.org (Patch, Third Party Advisory)

Frequently asked questions

What is CVE-2022-47517?: CVE-2022-47517 is a high-severity vulnerability in Drachtio Drachtio-Server, classified under Off-by-one Error. CVSS score: 7.5/10. Published 2022-12-18.
How severe is CVE-2022-47517?: High severity. CVSS v3 base score is 7.5 out of 10.