CVE-2018-19623
7.5
HIGH
CVSS 3.1
EPSS 2.3%
Description
In Wireshark 2.6.0 to 2.6.4 and 2.4.0 to 2.4.10, the LBMPDM dissector could crash. In addition, a remote attacker could write arbitrary data to any memory locations before the packet-scoped memory. This was addressed in epan/dissectors/packet-lbmpdm.c by disallowing certain negative values.
How to fix CVE-2018-19623
To remediate CVE-2018-19623, upgrade the affected package to a fixed version below.
- Debian/wireshark—upgrade to 2.6.5-1 or later
Is CVE-2018-19623 being exploited?
Low — EPSS is 2.3%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 2.6.5-1
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 |