CVE-2018-14767
kamailio - security update
9.8
CRITICAL
CVSS 3.1
EPSS 2.0%
Description
In Kamailio before 5.0.7 and 5.1.x before 5.1.4, a crafted SIP message with a double "To" header and an empty "To" tag causes a segmentation fault and crash. The reason is missing input validation in the "build_res_buf_from_sip_req" core function. This could result in denial of service and potentially the execution of arbitrary code.
How to fix CVE-2018-14767
To remediate CVE-2018-14767, upgrade the affected package to a fixed version below.
- —upgrade to 5.1.4-r0 or later
- —upgrade to 5.1.4-1 or later
- —upgrade to 4.2.0-2+deb8u4 or later
- —upgrade to 4.4.4-2+deb9u2 or later
Is CVE-2018-14767 being exploited?
Low — EPSS is 2.0%, meaning exploitation activity has not been observed at scale.
Affected packages (4)
- from 0, < 5.1.4-r0
- from 0, < 5.1.4-1
- from 0, < 4.2.0-2+deb8u4
- from 0, < 4.4.4-2+deb9u2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |