Description
The Kamailio SIP before 5.5.0 server mishandles INVITE requests with duplicated fields and overlength tag, leading to a buffer overflow that crashes the server or possibly have unspecified other impact.
References (3)
Core 3
Core References
Mailing List mailing-list
https://lists.debian.org/debian-lts-announce/2023/05/msg00030.html
Exploit, Issue Tracking
https://github.com/kamailio/kamailio/issues/2503
Scores
CVSS v3
9.8
EPSS
0.0013
EPSS Percentile
32.0%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
yes
Technical Impact
total
Details
CWE
CWE-120
Status
published
Products (1)
kamailio/kamailio
< 5.5.0
Published
Mar 15, 2023
Tracked Since
Feb 18, 2026