Buffer overflow in Kamailio

CVE-2018-8828

A Buffer Overflow issue was discovered in Kamailio before 4.4.7, 5.0.x before 5.0.6, and 5.1.x before 5.1.2. A specially crafted REGISTER message with a malformed branch or From tag triggers an off-by-one heap-based buffer overflow in the…

EPSS: 0.313 (98.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2018-8828?
CVE-2018-8828 is a critical-severity vulnerability in Kamailio, classified under Off-by-one Error. CVSS score: 9.8/10. Published 2018-03-20.
How severe is CVE-2018-8828?
Critical severity. CVSS v3 base score is 9.8 out of 10.