CVE-2016-2385
highpriority · attend · 59EPSS 0.292 · 98 %ileexploit · PoCEURUUSEPSS · scored 2026-10-28
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.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · high–critical · 9.3–10
weaknesses
The CWE weakness classes this flaw belongs to.
exploits (1)
Public proof-of-concept and weaponised exploit code.
- EDB-39638Kamailio 4.3.4 - Heap Buffer OverflowPoC · exploit_db
affected products (5)
Products and version ranges known to be affected.
also known as (9)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (25)
External citations — patches, advisories, analysis.
- http://packetstormsecurity.com/files/136477/Kamailio-4.3.4-Heap-Overflow.htmlcnnvd
- http://www.debian.org/security/2016/dsa-3535cnnvd
- http://www.debian.org/security/2016/dsa-3537cnnvd
- http://www.kamailio.org/pub/kamailio/4.3.5/ChangeLogcnnvd
- http://www.securityfocus.com/archive/1/archive/1/537926/100/0/threadedcnnvd
- https://census-labs.com/news/2016/03/30/kamailio-seas-heap-overflow/cnnvd
- https://github.com/kamailio/kamailio/commit/f50c9c853e7809810099c970780c30b0765b0643cnnvd
- https://www.auscert.org.au/render.html?it=32914cnnvd
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