CVE-2026-39864
4.4
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H
Summary
Kamailio is an open source implementation of a SIP Signaling Server. Prior to 6.0.5 and 5.8.7, an out-of-bounds read in the auth module of Kamailio (formerly OpenSER and SER) allows remote attackers to cause a denial of service (process crash) via a specially crafted SIP packet if a successful user authentication without a database backend is followed by additional user identity checks. This vulnerability is fixed in 6.0.5 and 5.8.7.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| kamailio | kamailio | < 5.8.7 | affected |
| kamailio | kamailio | >= 6.0.0, < 6.0.5 | affected |
Weaknesses
- CWE-125: CWE-125: Out-of-bounds Read
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: partial
References
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