#VU33634 Heap-based buffer overflow in Debian Linux - CVE-2016-2385
Published: April 11, 2016 / Updated: August 4, 2020
Vulnerability identifier: #VU33634
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Amber
CVE-ID: CVE-2016-2385
CWE-ID: CWE-122
Exploitation vector: Remote access
Exploit availability:
Public exploit is available
Vulnerable software:
Debian Linux
Debian Linux
Software vendor:
Debian
Debian
Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error in 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. A remote attacker can use a large SIP packet. to trigger heap-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Remediation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.
External links
- http://packetstormsecurity.com/files/136477/Kamailio-4.3.4-Heap-Overflow.html
- http://www.debian.org/security/2016/dsa-3535
- http://www.debian.org/security/2016/dsa-3537
- http://www.kamailio.org/pub/kamailio/4.3.5/ChangeLog
- http://www.securityfocus.com/archive/1/537926/100/0/threaded
- https://census-labs.com/news/2016/03/30/kamailio-seas-heap-overflow/
- https://github.com/kamailio/kamailio/commit/f50c9c853e7809810099c970780c30b0765b0643
- https://www.exploit-db.com/exploits/39638/