CVE-2016-2385

CRITICAL

Debian Linux < 4.3.4 - Memory Corruption

Title source: rule
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2016-2385. PoCs published by Stelios Tsampas.

AI-analyzed exploit summary This exploit demonstrates a heap-based buffer overflow in Kamailio's SEAS module, triggered by a large UDP packet. The vulnerability allows remote code execution due to insufficient bounds checking in the encode_msg function.

Description

Heap-based buffer overflow in the encode_msg function in encode_msg.c in the SEAS module in Kamailio (formerly OpenSER and SER) before 4.3.5 allows remote attackers to cause a denial of service (memory corruption and process crash) or possibly execute arbitrary code via a large SIP packet.

Exploits (1)

exploitdb WORKING POC
by Stelios Tsampas · textdoslinux
https://www.exploit-db.com/exploits/39638

This exploit demonstrates a heap-based buffer overflow in Kamailio's SEAS module, triggered by a large UDP packet. The vulnerability allows remote code execution due to insufficient bounds checking in the encode_msg function.

Classification
Working Poc 90%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: Kamailio 4.3.4 (and possibly previous versions)
No auth needed
Prerequisites: Kamailio configured to use the SEAS module · Network access to the target
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (8)

Core 8
Core References
Third Party Advisory vendor-advisory x_refsource_debian
http://www.debian.org/security/2016/dsa-3535
Exploit exploit x_refsource_exploit-db
https://www.exploit-db.com/exploits/39638/
Third Party Advisory vendor-advisory x_refsource_debian
http://www.debian.org/security/2016/dsa-3537
Third Party Advisory, VDB Entry mailing-list x_refsource_bugtraq
http://www.securityfocus.com/archive/1/537926/100/0/threaded
Various Sources x_refsource_confirm
http://www.kamailio.org/pub/kamailio/4.3.5/ChangeLog

Scores

CVSS v3 9.8
EPSS 0.2097
EPSS Percentile 95.8%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-119
Status published
Products (2)
debian/debian_linux 8.0
kamailio/kamailio < 4.3.4
Published Apr 11, 2016
Tracked Since Feb 18, 2026