CVE-2018-19278
7.5
HIGH
CVSS 3.1
EPSS 3.2%
Description
Buffer overflow in DNS SRV and NAPTR lookups in Digium Asterisk 15.x before 15.6.2 and 16.x before 16.0.1 allows remote attackers to crash Asterisk via a specially crafted DNS SRV or NAPTR response, because a buffer size is supposed to match an expanded length but actually matches a compressed length.
How to fix CVE-2018-19278
To remediate CVE-2018-19278, upgrade the affected package to a fixed version below.
- Alpine/asterisk—upgrade to 15.7.1-r0 or later
Is CVE-2018-19278 being exploited?
Low — EPSS is 3.2%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 15.7.1-r0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |